{"cve":"CVE-2012-1421","nvd":{"published":"2012-03-21T10:11:47.177","modified":"2026-06-16T23:39:29.870","status":"Modified","description":"The TAR file parser in Quick Heal (aka Cat QuickHeal) 11.00, Norman Antivirus 6.06.12, Rising Antivirus 22.83.00.03, and AVEngine 20101.3.0.103 in Symantec Endpoint Protection 11 allows remote attackers to bypass malware detection via a POSIX TAR file with an initial MSCF 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.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-264"],"references":["http://osvdb.org/80409","http://www.ieee-security.org/TC/SP2012/program.html","http://www.securityfocus.com/archive/1/522005","http://osvdb.org/80409","http://www.ieee-security.org/TC/SP2012/program.html"],"products":["cat:quick_heal","norman:norman_antivirus_\\&_antispyware","rising-global:rising_antivirus","symantec:endpoint_protection"],"source":"nvd","synced_at":"2026-10-19T20:24:00.973572543+00:00"},"epss":{"cve":"CVE-2012-1421","score":0.89182,"percentile":0.9978,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}