Vulnerability Details CVE-2017-9788
In Apache httpd before 2.2.34 and 2.4.x before 2.4.27, the value placeholder in [Proxy-]Authorization headers of type 'Digest' was not initialized or reset before or between successive key=value assignments by mod_auth_digest. Providing an initial key with no '=' assignment could reflect the stale value of uninitialized pool memory used by the prior request, leading to leakage of potentially confidential information, and a segfault in other cases resulting in denial of service.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.55
EPSS Ranking 97.9%
CVSS Severity
CVSS v3 Score 9.1
CVSS v2 Score 6.4
Products affected by CVE-2017-9788
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cpe:2.3:a:apache:http_server:-
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cpe:2.3:a:apache:http_server:0.8.11
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cpe:2.3:a:apache:http_server:0.8.14
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cpe:2.3:a:apache:http_server:1.0
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cpe:2.3:a:apache:http_server:1.0.2
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cpe:2.3:a:apache:http_server:1.0.3
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cpe:2.3:a:apache:http_server:1.0.5
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cpe:2.3:a:apache:http_server:1.1
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cpe:2.3:a:apache:http_server:1.1.1
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cpe:2.3:a:apache:http_server:1.15.17
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cpe:2.3:a:apache:http_server:1.2
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cpe:2.3:a:apache:http_server:1.2.0
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cpe:2.3:a:apache:http_server:1.2.1
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cpe:2.3:a:apache:http_server:1.2.2
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cpe:2.3:a:apache:http_server:1.2.4
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cpe:2.3:a:apache:http_server:1.2.5
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cpe:2.3:a:apache:http_server:1.2.6
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cpe:2.3:a:apache:http_server:1.2.9
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cpe:2.3:a:apache:http_server:1.3
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cpe:2.3:a:apache:http_server:1.3.0
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cpe:2.3:a:apache:http_server:1.3.1
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cpe:2.3:a:apache:http_server:1.3.1.1
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cpe:2.3:a:apache:http_server:1.3.10
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cpe:2.3:a:apache:http_server:1.3.11
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cpe:2.3:a:apache:http_server:1.3.12
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cpe:2.3:a:apache:http_server:1.3.13
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cpe:2.3:a:apache:http_server:1.3.14
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cpe:2.3:a:apache:http_server:1.3.15
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cpe:2.3:a:apache:http_server:1.3.16
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cpe:2.3:a:apache:http_server:1.3.17
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cpe:2.3:a:apache:http_server:1.3.18
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cpe:2.3:a:apache:http_server:1.3.19
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cpe:2.3:a:apache:http_server:1.3.2
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cpe:2.3:a:apache:http_server:1.3.20
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cpe:2.3:a:apache:http_server:1.3.22
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cpe:2.3:a:apache:http_server:1.3.23
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cpe:2.3:a:apache:http_server:1.3.24
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cpe:2.3:a:apache:http_server:1.3.25
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cpe:2.3:a:apache:http_server:1.3.26
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cpe:2.3:a:apache:http_server:1.3.27
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cpe:2.3:a:apache:http_server:1.3.28
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cpe:2.3:a:apache:http_server:1.3.29
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cpe:2.3:a:apache:http_server:1.3.3
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cpe:2.3:a:apache:http_server:1.3.30
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cpe:2.3:a:apache:http_server:1.3.31
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cpe:2.3:a:apache:http_server:1.3.32
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cpe:2.3:a:apache:http_server:1.3.33
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cpe:2.3:a:apache:http_server:1.3.34
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cpe:2.3:a:apache:http_server:1.3.35
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cpe:2.3:a:apache:http_server:1.3.36
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cpe:2.3:a:apache:http_server:1.3.37
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cpe:2.3:a:apache:http_server:1.3.38
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cpe:2.3:a:apache:http_server:1.3.39
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cpe:2.3:a:apache:http_server:1.3.4
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cpe:2.3:a:apache:http_server:1.3.41
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cpe:2.3:a:apache:http_server:1.3.42
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cpe:2.3:a:apache:http_server:1.3.5
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cpe:2.3:a:apache:http_server:1.3.6
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cpe:2.3:a:apache:http_server:1.3.65
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cpe:2.3:a:apache:http_server:1.3.68
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cpe:2.3:a:apache:http_server:1.3.7
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cpe:2.3:a:apache:http_server:1.3.8
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cpe:2.3:a:apache:http_server:1.3.9
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cpe:2.3:a:apache:http_server:1.4.0
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cpe:2.3:a:apache:http_server:1.99
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cpe:2.3:a:apache:http_server:2.0
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cpe:2.3:a:apache:http_server:2.0.0
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cpe:2.3:a:apache:http_server:2.0.1
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cpe:2.3:a:apache:http_server:2.0.10
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cpe:2.3:a:apache:http_server:2.0.11
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cpe:2.3:a:apache:http_server:2.0.12
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cpe:2.3:a:apache:http_server:2.0.13
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cpe:2.3:a:apache:http_server:2.0.14
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cpe:2.3:a:apache:http_server:2.0.15
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cpe:2.3:a:apache:http_server:2.0.16
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cpe:2.3:a:apache:http_server:2.0.17
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cpe:2.3:a:apache:http_server:2.0.18
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cpe:2.3:a:apache:http_server:2.0.19
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cpe:2.3:a:apache:http_server:2.0.2
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cpe:2.3:a:apache:http_server:2.0.20
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cpe:2.3:a:apache:http_server:2.0.21
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cpe:2.3:a:apache:http_server:2.0.22
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cpe:2.3:a:apache:http_server:2.0.23
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cpe:2.3:a:apache:http_server:2.0.24
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cpe:2.3:a:apache:http_server:2.0.25
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cpe:2.3:a:apache:http_server:2.0.26
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cpe:2.3:a:apache:http_server:2.0.27
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cpe:2.3:a:apache:http_server:2.0.28
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cpe:2.3:a:apache:http_server:2.0.29
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cpe:2.3:a:apache:http_server:2.0.3
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cpe:2.3:a:apache:http_server:2.0.30
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cpe:2.3:a:apache:http_server:2.0.31
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cpe:2.3:a:apache:http_server:2.0.32
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cpe:2.3:a:apache:http_server:2.0.33
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cpe:2.3:a:apache:http_server:2.0.34
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cpe:2.3:a:apache:http_server:2.0.35
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cpe:2.3:a:apache:http_server:2.0.36
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cpe:2.3:a:apache:http_server:2.0.37
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cpe:2.3:a:apache:http_server:2.0.38
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cpe:2.3:a:apache:http_server:2.0.39
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cpe:2.3:a:apache:http_server:2.0.4
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cpe:2.3:a:apache:http_server:2.0.40
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cpe:2.3:a:apache:http_server:2.0.41
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cpe:2.3:a:apache:http_server:2.0.42
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cpe:2.3:a:apache:http_server:2.0.43
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cpe:2.3:a:apache:http_server:2.0.44
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cpe:2.3:a:apache:http_server:2.0.45
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cpe:2.3:a:apache:http_server:2.0.46
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cpe:2.3:a:apache:http_server:2.0.47
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cpe:2.3:a:apache:http_server:2.0.48
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cpe:2.3:a:apache:http_server:2.0.49
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cpe:2.3:a:apache:http_server:2.0.5
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cpe:2.3:a:apache:http_server:2.0.50
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cpe:2.3:a:apache:http_server:2.0.51
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cpe:2.3:a:apache:http_server:2.0.52
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cpe:2.3:a:apache:http_server:2.0.53
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cpe:2.3:a:apache:http_server:2.0.54
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cpe:2.3:a:apache:http_server:2.0.55
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cpe:2.3:a:apache:http_server:2.0.56
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cpe:2.3:a:apache:http_server:2.0.57
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cpe:2.3:a:apache:http_server:2.0.58
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cpe:2.3:a:apache:http_server:2.0.59
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cpe:2.3:a:apache:http_server:2.0.6
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cpe:2.3:a:apache:http_server:2.0.60
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cpe:2.3:a:apache:http_server:2.0.61
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cpe:2.3:a:apache:http_server:2.0.62
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cpe:2.3:a:apache:http_server:2.0.63
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cpe:2.3:a:apache:http_server:2.0.64
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cpe:2.3:a:apache:http_server:2.0.65
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cpe:2.3:a:apache:http_server:2.0.7
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cpe:2.3:a:apache:http_server:2.0.8
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cpe:2.3:a:apache:http_server:2.0.9
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cpe:2.3:a:apache:http_server:2.1
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cpe:2.3:a:apache:http_server:2.1.0
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cpe:2.3:a:apache:http_server:2.1.1
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cpe:2.3:a:apache:http_server:2.1.10
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cpe:2.3:a:apache:http_server:2.1.2
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cpe:2.3:a:apache:http_server:2.1.3
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cpe:2.3:a:apache:http_server:2.1.4
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cpe:2.3:a:apache:http_server:2.1.5
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cpe:2.3:a:apache:http_server:2.1.6
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cpe:2.3:a:apache:http_server:2.1.7
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cpe:2.3:a:apache:http_server:2.1.8
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cpe:2.3:a:apache:http_server:2.1.9
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cpe:2.3:a:apache:http_server:2.2
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cpe:2.3:a:apache:http_server:2.2.0
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cpe:2.3:a:apache:http_server:2.2.1
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cpe:2.3:a:apache:http_server:2.2.10
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cpe:2.3:a:apache:http_server:2.2.11
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cpe:2.3:a:apache:http_server:2.2.12
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cpe:2.3:a:apache:http_server:2.2.13
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cpe:2.3:a:apache:http_server:2.2.14
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cpe:2.3:a:apache:http_server:2.2.15
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cpe:2.3:a:apache:http_server:2.2.15-60
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cpe:2.3:a:apache:http_server:2.2.16
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cpe:2.3:a:apache:http_server:2.2.17
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cpe:2.3:a:apache:http_server:2.2.18
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cpe:2.3:a:apache:http_server:2.2.19
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cpe:2.3:a:apache:http_server:2.2.2
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cpe:2.3:a:apache:http_server:2.2.20
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cpe:2.3:a:apache:http_server:2.2.21
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cpe:2.3:a:apache:http_server:2.2.22
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cpe:2.3:a:apache:http_server:2.2.23
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cpe:2.3:a:apache:http_server:2.2.24
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cpe:2.3:a:apache:http_server:2.2.25
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cpe:2.3:a:apache:http_server:2.2.26
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cpe:2.3:a:apache:http_server:2.2.27
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cpe:2.3:a:apache:http_server:2.2.28
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cpe:2.3:a:apache:http_server:2.2.29
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cpe:2.3:a:apache:http_server:2.2.3
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cpe:2.3:a:apache:http_server:2.2.30
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cpe:2.3:a:apache:http_server:2.2.31
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cpe:2.3:a:apache:http_server:2.2.32
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cpe:2.3:a:apache:http_server:2.2.33
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cpe:2.3:a:apache:http_server:2.2.4
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cpe:2.3:a:apache:http_server:2.2.5
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cpe:2.3:a:apache:http_server:2.2.6
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cpe:2.3:a:apache:http_server:2.2.7
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cpe:2.3:a:apache:http_server:2.2.8
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cpe:2.3:a:apache:http_server:2.2.9
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cpe:2.3:a:apache:http_server:2.4.0
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cpe:2.3:a:apache:http_server:2.4.1
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cpe:2.3:a:apache:http_server:2.4.10
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cpe:2.3:a:apache:http_server:2.4.11
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cpe:2.3:a:apache:http_server:2.4.12
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cpe:2.3:a:apache:http_server:2.4.13
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cpe:2.3:a:apache:http_server:2.4.14
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cpe:2.3:a:apache:http_server:2.4.15
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cpe:2.3:a:apache:http_server:2.4.16
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cpe:2.3:a:apache:http_server:2.4.17
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cpe:2.3:a:apache:http_server:2.4.18
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cpe:2.3:a:apache:http_server:2.4.19
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cpe:2.3:a:apache:http_server:2.4.2
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cpe:2.3:a:apache:http_server:2.4.20
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cpe:2.3:a:apache:http_server:2.4.21
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cpe:2.3:a:apache:http_server:2.4.22
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cpe:2.3:a:apache:http_server:2.4.23
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cpe:2.3:a:apache:http_server:2.4.24
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cpe:2.3:a:apache:http_server:2.4.25
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cpe:2.3:a:apache:http_server:2.4.26
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cpe:2.3:a:apache:http_server:2.4.3
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cpe:2.3:a:apache:http_server:2.4.4
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cpe:2.3:a:apache:http_server:2.4.5
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cpe:2.3:a:apache:http_server:2.4.6
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cpe:2.3:a:apache:http_server:2.4.7
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cpe:2.3:a:apache:http_server:2.4.8
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cpe:2.3:a:apache:http_server:2.4.9
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cpe:2.3:a:netapp:oncommand_unified_manager:-
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cpe:2.3:a:netapp:storage_automation_store:-
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cpe:2.3:a:oracle:secure_global_desktop:5.3
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cpe:2.3:a:redhat:jboss_core_services:1.0
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cpe:2.3:a:redhat:jboss_enterprise_application_platform:6.0.0
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cpe:2.3:a:redhat:jboss_enterprise_application_platform:6.4.0
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cpe:2.3:a:redhat:jboss_enterprise_web_server:2.0.0
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cpe:2.3:o:apple:mac_os_x:-
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cpe:2.3:o:apple:mac_os_x:10.0
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cpe:2.3:o:apple:mac_os_x:10.0.0
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cpe:2.3:o:apple:mac_os_x:10.0.1
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cpe:2.3:o:apple:mac_os_x:10.0.2
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cpe:2.3:o:apple:mac_os_x:10.0.3
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cpe:2.3:o:apple:mac_os_x:10.0.4
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cpe:2.3:o:apple:mac_os_x:10.1
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cpe:2.3:o:apple:mac_os_x:10.1.0
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cpe:2.3:o:apple:mac_os_x:10.1.1
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cpe:2.3:o:apple:mac_os_x:10.1.2
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cpe:2.3:o:apple:mac_os_x:10.1.3
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cpe:2.3:o:apple:mac_os_x:10.1.4
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cpe:2.3:o:apple:mac_os_x:10.1.5
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cpe:2.3:o:apple:mac_os_x:10.10.0
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cpe:2.3:o:apple:mac_os_x:10.10.1
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cpe:2.3:o:apple:mac_os_x:10.10.2
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cpe:2.3:o:apple:mac_os_x:10.10.3
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cpe:2.3:o:apple:mac_os_x:10.10.4
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cpe:2.3:o:apple:mac_os_x:10.10.5
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cpe:2.3:o:apple:mac_os_x:10.11.0
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cpe:2.3:o:apple:mac_os_x:10.11.1
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cpe:2.3:o:apple:mac_os_x:10.11.2
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cpe:2.3:o:apple:mac_os_x:10.11.3
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cpe:2.3:o:apple:mac_os_x:10.11.4
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cpe:2.3:o:apple:mac_os_x:10.11.5
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cpe:2.3:o:apple:mac_os_x:10.11.6
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cpe:2.3:o:apple:mac_os_x:10.12
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cpe:2.3:o:apple:mac_os_x:10.12.0
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cpe:2.3:o:apple:mac_os_x:10.12.1
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cpe:2.3:o:apple:mac_os_x:10.12.2
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cpe:2.3:o:apple:mac_os_x:10.12.3
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cpe:2.3:o:apple:mac_os_x:10.12.4
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cpe:2.3:o:apple:mac_os_x:10.12.5
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cpe:2.3:o:apple:mac_os_x:10.12.6
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cpe:2.3:o:apple:mac_os_x:10.13
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cpe:2.3:o:apple:mac_os_x:10.13.0
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cpe:2.3:o:apple:mac_os_x:10.2
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cpe:2.3:o:apple:mac_os_x:10.2.0
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cpe:2.3:o:apple:mac_os_x:10.2.1
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cpe:2.3:o:apple:mac_os_x:10.2.2
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cpe:2.3:o:apple:mac_os_x:10.2.3
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cpe:2.3:o:apple:mac_os_x:10.2.4
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cpe:2.3:o:apple:mac_os_x:10.2.5
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cpe:2.3:o:apple:mac_os_x:10.2.6
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cpe:2.3:o:apple:mac_os_x:10.2.7
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cpe:2.3:o:apple:mac_os_x:10.2.8
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cpe:2.3:o:apple:mac_os_x:10.3
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cpe:2.3:o:apple:mac_os_x:10.3.0
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cpe:2.3:o:apple:mac_os_x:10.3.1
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cpe:2.3:o:apple:mac_os_x:10.3.2
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cpe:2.3:o:apple:mac_os_x:10.3.3
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cpe:2.3:o:apple:mac_os_x:10.3.4
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cpe:2.3:o:apple:mac_os_x:10.3.5
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cpe:2.3:o:apple:mac_os_x:10.3.6
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cpe:2.3:o:apple:mac_os_x:10.3.7
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cpe:2.3:o:apple:mac_os_x:10.3.8
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cpe:2.3:o:apple:mac_os_x:10.3.9
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cpe:2.3:o:apple:mac_os_x:10.4
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cpe:2.3:o:apple:mac_os_x:10.4.0
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cpe:2.3:o:apple:mac_os_x:10.4.1
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cpe:2.3:o:apple:mac_os_x:10.4.10
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cpe:2.3:o:apple:mac_os_x:10.4.11
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cpe:2.3:o:apple:mac_os_x:10.4.2
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cpe:2.3:o:apple:mac_os_x:10.4.3
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cpe:2.3:o:apple:mac_os_x:10.4.4
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cpe:2.3:o:apple:mac_os_x:10.4.5
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cpe:2.3:o:apple:mac_os_x:10.4.6
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cpe:2.3:o:apple:mac_os_x:10.4.7
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cpe:2.3:o:apple:mac_os_x:10.4.8
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cpe:2.3:o:apple:mac_os_x:10.4.9
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cpe:2.3:o:apple:mac_os_x:10.5
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cpe:2.3:o:apple:mac_os_x:10.5.0
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cpe:2.3:o:apple:mac_os_x:10.5.1
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cpe:2.3:o:apple:mac_os_x:10.5.2
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cpe:2.3:o:apple:mac_os_x:10.5.3
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cpe:2.3:o:apple:mac_os_x:10.5.4
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cpe:2.3:o:apple:mac_os_x:10.5.5
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cpe:2.3:o:apple:mac_os_x:10.5.6
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cpe:2.3:o:apple:mac_os_x:10.5.7
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cpe:2.3:o:apple:mac_os_x:10.5.8
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cpe:2.3:o:apple:mac_os_x:10.6.0
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cpe:2.3:o:apple:mac_os_x:10.6.1
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cpe:2.3:o:apple:mac_os_x:10.6.2
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cpe:2.3:o:apple:mac_os_x:10.6.3
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cpe:2.3:o:apple:mac_os_x:10.6.4
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cpe:2.3:o:apple:mac_os_x:10.6.5
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cpe:2.3:o:apple:mac_os_x:10.6.6
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cpe:2.3:o:apple:mac_os_x:10.6.7
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cpe:2.3:o:apple:mac_os_x:10.6.8
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cpe:2.3:o:apple:mac_os_x:10.7.0
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cpe:2.3:o:apple:mac_os_x:10.7.1
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cpe:2.3:o:apple:mac_os_x:10.7.2
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cpe:2.3:o:apple:mac_os_x:10.7.3
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cpe:2.3:o:apple:mac_os_x:10.7.4
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cpe:2.3:o:apple:mac_os_x:10.7.5
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cpe:2.3:o:apple:mac_os_x:10.8.0
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cpe:2.3:o:apple:mac_os_x:10.8.1
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cpe:2.3:o:apple:mac_os_x:10.8.2
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cpe:2.3:o:apple:mac_os_x:10.8.3
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cpe:2.3:o:apple:mac_os_x:10.8.4
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cpe:2.3:o:apple:mac_os_x:10.8.5
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cpe:2.3:o:apple:mac_os_x:10.9
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cpe:2.3:o:apple:mac_os_x:10.9.1
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cpe:2.3:o:apple:mac_os_x:10.9.2
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cpe:2.3:o:apple:mac_os_x:10.9.3
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cpe:2.3:o:apple:mac_os_x:10.9.4
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cpe:2.3:o:apple:mac_os_x:10.9.5
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cpe:2.3:o:debian:debian_linux:8.0
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cpe:2.3:o:debian:debian_linux:9.0
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cpe:2.3:o:redhat:enterprise_linux:6.0
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cpe:2.3:o:redhat:enterprise_linux:7.0
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cpe:2.3:o:redhat:enterprise_linux_desktop:6.0
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cpe:2.3:o:redhat:enterprise_linux_desktop:7.0
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cpe:2.3:o:redhat:enterprise_linux_server:6.0
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cpe:2.3:o:redhat:enterprise_linux_server:7.0
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cpe:2.3:o:redhat:enterprise_linux_server_aus:7.2
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cpe:2.3:o:redhat:enterprise_linux_server_aus:7.3
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cpe:2.3:o:redhat:enterprise_linux_server_aus:7.4
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cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6
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cpe:2.3:o:redhat:enterprise_linux_server_eus:6.7
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cpe:2.3:o:redhat:enterprise_linux_server_eus:7.2
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cpe:2.3:o:redhat:enterprise_linux_server_eus:7.3
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cpe:2.3:o:redhat:enterprise_linux_server_eus:7.4
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cpe:2.3:o:redhat:enterprise_linux_server_eus:7.5
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cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6
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cpe:2.3:o:redhat:enterprise_linux_server_tus:7.2
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cpe:2.3:o:redhat:enterprise_linux_server_tus:7.3
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cpe:2.3:o:redhat:enterprise_linux_server_tus:7.4
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cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6
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cpe:2.3:o:redhat:enterprise_linux_workstation:6.0
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cpe:2.3:o:redhat:enterprise_linux_workstation:7.0