What’s Vulnerable › Vulnerabilities

CVE-2012-1423

• Severity: medium (CVSS 4.3 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 89.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2012-03-21 · updated 2026-06-16
• Weakness: CWE-264

Description

The TAR file parser in Command Antivirus 5.2.11.5, Emsisoft Anti-Malware 5.1.0.1, F-Prot Antivirus 4.6.2.117, Fortinet Antivirus 4.2.254.0, Ikarus Virus Utilities T3 Command Line Scanner 1.1.97.0, K7 AntiVirus 9.77.3565, NOD32 Antivirus 5795, Norman Antivirus 6.06.12, PC Tools AntiVirus 7.0.3.5, Rising Antivirus 22.83.00.03, and VirusBuster 13.6.151.0 allows remote attackers to bypass malware detection via a POSIX TAR file with an initial MZ character sequence. NOTE: this may later be SPLIT into multiple CVEs if additional information is published showing that the error occurred independently in different TAR parser implementations.

Affected products

• Authentium Command Antivirus: 5.2.11.5
• Emsisoft Anti-Malware: 5.1.0.1
• ESET Nod32 Antivirus: 5795
• F-Prot Antivirus: 4.6.2.117
• Fortinet Antivirus: 4.2.254.0
• Ikarus Virus Utilities T3 Command Line Scanner: 1.1.97.0
• K7Computing Antivirus: 9.77.3565
• Norman Antivirus & Antispyware: 6.06.12
• Pc Tools Antivirus: 7.0.3.5
• Rising-Global Rising Antivirus: 22.83.00.03
• Virusbuster: 13.6.151.0

References

• http://osvdb.org/80393
• http://osvdb.org/80395
• http://osvdb.org/80396
• http://osvdb.org/80406
• http://osvdb.org/80407
• http://www.ieee-security.org/TC/SP2012/program.html
• http://www.securityfocus.com/archive/1/522005
• http://osvdb.org/80393
• http://osvdb.org/80395
• http://osvdb.org/80396
• http://osvdb.org/80406
• http://osvdb.org/80407

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