The TAR file parser in Quick Heal (aka Cat QuickHeal) 11.00, NOD32 Antivirus 5795, Norman Antivirus 6.06.12, and Rising Antivirus 22.83.00.03 allows remote attackers to bypass malware detection via a POSIX TAR file with an initial ITSF 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.
Conclusion & alert: CVE-2012-1422 is rated Low Risk (32.2/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.20%). Mandatory action: Monitor for updates and reassess as exploit intelligence or EPSS changes.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2025-06-03 | 0.27% | 0.20% | -0.07% |
| 2 | 2025-03-17 | 96.63% | 0.27% | -96.36% |
| 3 | 2024-11-09 | — | 96.63% | — |
Full EPSS history (6 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 4.3 | 2.0 | MEDIUM |
|
8.6 | 2.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| cat | quick_heal | 11.00 | cpe:2.3:a:cat:quick_heal:11.00:*:*:*:*:*:*:* |
| eset | nod32_antivirus | 5795 | cpe:2.3:a:eset:nod32_antivirus:5795:*:*:*:*:*:*:* |
| norman | norman_antivirus_\&_antispyware | 6.06.12 | cpe:2.3:a:norman:norman_antivirus_\&_antispyware:6.06.12:*:*:*:*:*:*:* |
| rising-global | rising_antivirus | 22.83.00.03 | cpe:2.3:a:rising-global:rising_antivirus:22.83.00.03:*:*:*:*:*:*:* |