Vulnerability Details CVE-2022-20792
A vulnerability in the regex module used by the signature database load module of Clam AntiVirus (ClamAV) versions 0.104.0 through 0.104.2 and LTS version 0.103.5 and prior versions could allow an authenticated, local attacker to crash ClamAV at database load time, and possibly gain code execution. The vulnerability is due to improper bounds checking that may result in a multi-byte heap buffer overwflow write. An attacker could exploit this vulnerability by placing a crafted CDB ClamAV signature database file in the ClamAV database directory. An exploit could allow the attacker to run code as the clamav user.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 28.1%
CVSS Severity
CVSS v3 Score 7.8
Products affected by CVE-2022-20792
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cpe:2.3:a:clamav:clamav:-
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cpe:2.3:a:clamav:clamav:0.01
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cpe:2.3:a:clamav:clamav:0.02
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cpe:2.3:a:clamav:clamav:0.03
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cpe:2.3:a:clamav:clamav:0.05
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cpe:2.3:a:clamav:clamav:0.10
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cpe:2.3:a:clamav:clamav:0.100.0
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cpe:2.3:a:clamav:clamav:0.100.1
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cpe:2.3:a:clamav:clamav:0.100.2
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cpe:2.3:a:clamav:clamav:0.101.0
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cpe:2.3:a:clamav:clamav:0.101.1
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cpe:2.3:a:clamav:clamav:0.101.2
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cpe:2.3:a:clamav:clamav:0.101.3
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cpe:2.3:a:clamav:clamav:0.101.4
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cpe:2.3:a:clamav:clamav:0.101.5
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cpe:2.3:a:clamav:clamav:0.102.0
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cpe:2.3:a:clamav:clamav:0.102.1
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cpe:2.3:a:clamav:clamav:0.102.2
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cpe:2.3:a:clamav:clamav:0.102.3
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cpe:2.3:a:clamav:clamav:0.102.4
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cpe:2.3:a:clamav:clamav:0.103.0
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cpe:2.3:a:clamav:clamav:0.103.1
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cpe:2.3:a:clamav:clamav:0.103.2
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cpe:2.3:a:clamav:clamav:0.103.3
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cpe:2.3:a:clamav:clamav:0.103.4
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cpe:2.3:a:clamav:clamav:0.103.5
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cpe:2.3:a:clamav:clamav:0.104.0
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cpe:2.3:a:clamav:clamav:0.104.1
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cpe:2.3:a:clamav:clamav:0.104.2
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cpe:2.3:a:clamav:clamav:0.12
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cpe:2.3:a:clamav:clamav:0.13
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cpe:2.3:a:clamav:clamav:0.14
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cpe:2.3:a:clamav:clamav:0.15
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cpe:2.3:a:clamav:clamav:0.20
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cpe:2.3:a:clamav:clamav:0.21
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cpe:2.3:a:clamav:clamav:0.22
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cpe:2.3:a:clamav:clamav:0.23
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cpe:2.3:a:clamav:clamav:0.24
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cpe:2.3:a:clamav:clamav:0.3
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cpe:2.3:a:clamav:clamav:0.51
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cpe:2.3:a:clamav:clamav:0.52
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cpe:2.3:a:clamav:clamav:0.53
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cpe:2.3:a:clamav:clamav:0.54
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cpe:2.3:a:clamav:clamav:0.60
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cpe:2.3:a:clamav:clamav:0.60p
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cpe:2.3:a:clamav:clamav:0.65
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cpe:2.3:a:clamav:clamav:0.66
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cpe:2.3:a:clamav:clamav:0.67
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cpe:2.3:a:clamav:clamav:0.67-1
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cpe:2.3:a:clamav:clamav:0.68
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cpe:2.3:a:clamav:clamav:0.68.1
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cpe:2.3:a:clamav:clamav:0.70
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cpe:2.3:a:clamav:clamav:0.70.0
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cpe:2.3:a:clamav:clamav:0.71
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cpe:2.3:a:clamav:clamav:0.71.0
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cpe:2.3:a:clamav:clamav:0.72
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cpe:2.3:a:clamav:clamav:0.72.0
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cpe:2.3:a:clamav:clamav:0.73
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cpe:2.3:a:clamav:clamav:0.73.0
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cpe:2.3:a:clamav:clamav:0.74
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cpe:2.3:a:clamav:clamav:0.74.0
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cpe:2.3:a:clamav:clamav:0.75
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cpe:2.3:a:clamav:clamav:0.75.0
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cpe:2.3:a:clamav:clamav:0.75.1
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cpe:2.3:a:clamav:clamav:0.8
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cpe:2.3:a:clamav:clamav:0.80
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cpe:2.3:a:clamav:clamav:0.80.0
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cpe:2.3:a:clamav:clamav:0.80_rc
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cpe:2.3:a:clamav:clamav:0.81
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cpe:2.3:a:clamav:clamav:0.81.0
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cpe:2.3:a:clamav:clamav:0.82
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cpe:2.3:a:clamav:clamav:0.82.0
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cpe:2.3:a:clamav:clamav:0.83
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cpe:2.3:a:clamav:clamav:0.83.0
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cpe:2.3:a:clamav:clamav:0.84
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cpe:2.3:a:clamav:clamav:0.84.0
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cpe:2.3:a:clamav:clamav:0.85
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cpe:2.3:a:clamav:clamav:0.85.0
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cpe:2.3:a:clamav:clamav:0.85.1
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cpe:2.3:a:clamav:clamav:0.86
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cpe:2.3:a:clamav:clamav:0.86.0
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cpe:2.3:a:clamav:clamav:0.86.1
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cpe:2.3:a:clamav:clamav:0.86.2
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cpe:2.3:a:clamav:clamav:0.87
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cpe:2.3:a:clamav:clamav:0.87.0
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cpe:2.3:a:clamav:clamav:0.87.1
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cpe:2.3:a:clamav:clamav:0.88
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cpe:2.3:a:clamav:clamav:0.88.0
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cpe:2.3:a:clamav:clamav:0.88.1
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cpe:2.3:a:clamav:clamav:0.88.2
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cpe:2.3:a:clamav:clamav:0.88.3
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cpe:2.3:a:clamav:clamav:0.88.4
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cpe:2.3:a:clamav:clamav:0.88.5
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cpe:2.3:a:clamav:clamav:0.88.6
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cpe:2.3:a:clamav:clamav:0.88.7
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cpe:2.3:a:clamav:clamav:0.88.7_p0
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cpe:2.3:a:clamav:clamav:0.88.7_p1
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cpe:2.3:a:clamav:clamav:0.9
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cpe:2.3:a:clamav:clamav:0.90
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cpe:2.3:a:clamav:clamav:0.90.0
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cpe:2.3:a:clamav:clamav:0.90.1
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cpe:2.3:a:clamav:clamav:0.90.1_p0
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cpe:2.3:a:clamav:clamav:0.90.2
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cpe:2.3:a:clamav:clamav:0.90.2_p0
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cpe:2.3:a:clamav:clamav:0.90.3
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cpe:2.3:a:clamav:clamav:0.90.3_p0
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cpe:2.3:a:clamav:clamav:0.90.3_p1
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cpe:2.3:a:clamav:clamav:0.91
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cpe:2.3:a:clamav:clamav:0.91.0
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cpe:2.3:a:clamav:clamav:0.91.1
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cpe:2.3:a:clamav:clamav:0.91.2
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cpe:2.3:a:clamav:clamav:0.91.2_p0
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cpe:2.3:a:clamav:clamav:0.92
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cpe:2.3:a:clamav:clamav:0.92.0
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cpe:2.3:a:clamav:clamav:0.92.1
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cpe:2.3:a:clamav:clamav:0.92_p0
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cpe:2.3:a:clamav:clamav:0.93
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cpe:2.3:a:clamav:clamav:0.93.0
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cpe:2.3:a:clamav:clamav:0.93.1
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cpe:2.3:a:clamav:clamav:0.93.2
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cpe:2.3:a:clamav:clamav:0.93.3
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cpe:2.3:a:clamav:clamav:0.94
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cpe:2.3:a:clamav:clamav:0.94.0
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cpe:2.3:a:clamav:clamav:0.94.1
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cpe:2.3:a:clamav:clamav:0.94.2
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cpe:2.3:a:clamav:clamav:0.95
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cpe:2.3:a:clamav:clamav:0.95.0
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cpe:2.3:a:clamav:clamav:0.95.1
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cpe:2.3:a:clamav:clamav:0.95.2
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cpe:2.3:a:clamav:clamav:0.95.3
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cpe:2.3:a:clamav:clamav:0.96
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cpe:2.3:a:clamav:clamav:0.96.0
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cpe:2.3:a:clamav:clamav:0.96.1
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cpe:2.3:a:clamav:clamav:0.96.2
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cpe:2.3:a:clamav:clamav:0.96.3
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cpe:2.3:a:clamav:clamav:0.96.4
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cpe:2.3:a:clamav:clamav:0.96.5
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cpe:2.3:a:clamav:clamav:0.97
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cpe:2.3:a:clamav:clamav:0.97.0
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cpe:2.3:a:clamav:clamav:0.97.1
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cpe:2.3:a:clamav:clamav:0.97.2
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cpe:2.3:a:clamav:clamav:0.97.3
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cpe:2.3:a:clamav:clamav:0.97.4
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cpe:2.3:a:clamav:clamav:0.97.5
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cpe:2.3:a:clamav:clamav:0.97.6
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cpe:2.3:a:clamav:clamav:0.97.7
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cpe:2.3:a:clamav:clamav:0.97.8
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cpe:2.3:a:clamav:clamav:0.98.0
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cpe:2.3:a:clamav:clamav:0.98.1
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cpe:2.3:a:clamav:clamav:0.98.3
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cpe:2.3:a:clamav:clamav:0.98.4
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cpe:2.3:a:clamav:clamav:0.98.5
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cpe:2.3:a:clamav:clamav:0.98.6
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cpe:2.3:a:clamav:clamav:0.98.7
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cpe:2.3:a:clamav:clamav:0.99.0
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cpe:2.3:a:clamav:clamav:0.99.1
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cpe:2.3:a:clamav:clamav:0.99.2
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cpe:2.3:a:clamav:clamav:0.99.3
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cpe:2.3:a:clamav:clamav:0.99.4