CVE-2012-1423
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.
Key facts
- CVSS score
- 4.3 (v2.0)
- Severity
- MEDIUM
- CVSS vector
AV:N/AC:M/Au:N/C:N/I:P/A:N- Weakness (CWE)
- CWE-264
- EPSS score
- 89.3% (100th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2012-1448)
- Published
- March 21, 2012
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2012-1448 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.
View on the EU Vulnerability DatabaseAffected products
- authentium / command antivirus
- emsisoft / anti-malware
- eset / nod32 antivirus
- f-prot / f-prot antivirus
- fortinet / fortinet antivirus
- ikarus / ikarus virus utilities t3 command line scanner
- k7computing / antivirus
- norman / norman antivirus & antispyware
- pc tools / pc tools antivirus
- rising-global / rising antivirus
- virusbuster / virusbuster
References
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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