{"cve":"CVE-2009-1784","nvd":{"published":"2009-05-22T20:30:00.920","modified":"2026-06-16T23:08:03.163","status":"Modified","description":"The AVG parsing engine 8.5 323, as used in multiple AVG anti-virus products including Anti-Virus Network Edition, Internet Security Netzwerk Edition, Server Edition für Linux/FreeBSD, Anti-Virus SBS Edition, and others allows remote attackers to bypass malware detection via a crafted (1) RAR and (2) ZIP archive.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-20"],"references":["http://blog.zoller.lu/2009/04/avg-zip-evasion-bypass.html","http://www.securityfocus.com/archive/1/503392/100/0/threaded","http://www.securityfocus.com/bid/34895","https://exchange.xforce.ibmcloud.com/vulnerabilities/50426","http://blog.zoller.lu/2009/04/avg-zip-evasion-bypass.html"],"products":["avg:avg_anti-virus"],"source":"nvd","synced_at":"2026-10-19T19:54:07.895733559+00:00"},"epss":{"cve":"CVE-2009-1784","score":0.03407,"percentile":0.8887,"date":"2026-11-01"},"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."]}