Vulnerability Details CVE-2017-16921
In OTRS 6.0.x up to and including 6.0.1, OTRS 5.0.x up to and including 5.0.24, and OTRS 4.0.x up to and including 4.0.26, an attacker who is logged into OTRS as an agent can manipulate form parameters (related to PGP) and execute arbitrary shell commands with the permissions of the OTRS or web server user.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.349
EPSS Ranking 96.8%
CVSS Severity
CVSS v3 Score 8.8
CVSS v2 Score 9.0
Products affected by CVE-2017-16921
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cpe:2.3:a:otrs:otrs:4.0.1
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cpe:2.3:a:otrs:otrs:4.0.10
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cpe:2.3:a:otrs:otrs:4.0.11
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cpe:2.3:a:otrs:otrs:4.0.12
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cpe:2.3:a:otrs:otrs:4.0.13
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cpe:2.3:a:otrs:otrs:4.0.14
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cpe:2.3:a:otrs:otrs:4.0.15
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cpe:2.3:a:otrs:otrs:4.0.16
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cpe:2.3:a:otrs:otrs:4.0.17
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cpe:2.3:a:otrs:otrs:4.0.18
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cpe:2.3:a:otrs:otrs:4.0.19
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cpe:2.3:a:otrs:otrs:4.0.2
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cpe:2.3:a:otrs:otrs:4.0.20
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cpe:2.3:a:otrs:otrs:4.0.21
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cpe:2.3:a:otrs:otrs:4.0.22
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cpe:2.3:a:otrs:otrs:4.0.23
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cpe:2.3:a:otrs:otrs:4.0.24
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cpe:2.3:a:otrs:otrs:4.0.25
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cpe:2.3:a:otrs:otrs:4.0.26
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cpe:2.3:a:otrs:otrs:4.0.3
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cpe:2.3:a:otrs:otrs:4.0.4
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cpe:2.3:a:otrs:otrs:4.0.5
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cpe:2.3:a:otrs:otrs:4.0.6
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cpe:2.3:a:otrs:otrs:4.0.7
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cpe:2.3:a:otrs:otrs:4.0.8
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cpe:2.3:a:otrs:otrs:4.0.9
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cpe:2.3:a:otrs:otrs:5.0.0
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cpe:2.3:a:otrs:otrs:5.0.1
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cpe:2.3:a:otrs:otrs:5.0.10
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cpe:2.3:a:otrs:otrs:5.0.11
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cpe:2.3:a:otrs:otrs:5.0.12
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cpe:2.3:a:otrs:otrs:5.0.13
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cpe:2.3:a:otrs:otrs:5.0.14
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cpe:2.3:a:otrs:otrs:5.0.15
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cpe:2.3:a:otrs:otrs:5.0.16
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cpe:2.3:a:otrs:otrs:5.0.17
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cpe:2.3:a:otrs:otrs:5.0.18
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cpe:2.3:a:otrs:otrs:5.0.19
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cpe:2.3:a:otrs:otrs:5.0.2
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cpe:2.3:a:otrs:otrs:5.0.20
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cpe:2.3:a:otrs:otrs:5.0.21
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cpe:2.3:a:otrs:otrs:5.0.22
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cpe:2.3:a:otrs:otrs:5.0.23
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cpe:2.3:a:otrs:otrs:5.0.24
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cpe:2.3:a:otrs:otrs:5.0.3
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cpe:2.3:a:otrs:otrs:5.0.4
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cpe:2.3:a:otrs:otrs:5.0.5
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cpe:2.3:a:otrs:otrs:5.0.6
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cpe:2.3:a:otrs:otrs:5.0.7
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cpe:2.3:a:otrs:otrs:5.0.8
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cpe:2.3:a:otrs:otrs:5.0.9
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cpe:2.3:a:otrs:otrs:6.0.0
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cpe:2.3:a:otrs:otrs:6.0.1
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cpe:2.3:o:debian:debian_linux:7.0
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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