{"cve":"CVE-2009-3490","nvd":{"published":"2009-09-30T15:30:00.610","modified":"2026-06-16T23:11:42.593","status":"Modified","description":"GNU Wget before 1.12 does not properly handle a '\\0' character in a domain name in the Common Name field of an X.509 certificate, which allows man-in-the-middle remote attackers to spoof arbitrary SSL servers via a crafted certificate issued by a legitimate Certification Authority, a related issue to CVE-2009-2408.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-310"],"references":["http://addictivecode.org/pipermail/wget-notify/2009-August/001808.html","http://hg.addictivecode.org/wget/mainline/rev/1eab157d3be7","http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10705","http://marc.info/?l=oss-security&m=125198917018936&w=2","http://marc.info/?l=oss-security&m=125369675820512&w=2"],"products":["gnu:wget"],"source":"nvd","synced_at":"2026-10-19T19:54:26.868835795+00:00"},"epss":{"cve":"CVE-2009-3490","score":0.03517,"percentile":0.8922,"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."]}