{"cve":"CVE-2006-5646","nvd":{"published":"2006-11-01T15:07:00.000","modified":"2026-06-16T22:31:35.963","status":"Modified","description":"Heap-based buffer overflow in Sophos Anti-Virus and Endpoint Security before 6.0.5, Anti-Virus for Linux before 5.0.10, and other platforms before 4.11, when archive scanning is enabled, allows remote attackers to trigger a denial of service (memory corruption) via a CHM file with an LZX decompression header that specifies a Window_size of 0.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-119"],"references":["http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=452","http://secunia.com/advisories/22591","http://securitytracker.com/id?1017132","http://www.securityfocus.com/bid/20816","http://www.sophos.com/support/knowledgebase/article/7609.html"],"products":["sophos:anti-virus","sophos:endpoint_security"],"source":"nvd","synced_at":"2026-10-19T19:43:14.363260067+00:00"},"epss":{"cve":"CVE-2006-5646","score":0.17924,"percentile":0.9718,"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."]}