{"id":"CVE-2001-0700","aliases":["EUVD-2001-0686","GHSA-w4h5-5xwp-3m26"],"status":"published","title":"Buffer overflow in w3m 0.2.1 and earlier allows a remote attacker to execute arbitrary code via a...","description":"Buffer overflow in w3m 0.2.1 and earlier allows a remote attacker to execute arbitrary code via a long base64 encoded MIME header.","severity":{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.12628,"percentile":0.96273,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"published":"2001-09-20T04:00:00Z","modified":"2026-06-16T21:54:47Z","exploits":[{"source":"exploitdb","id":"EDB-20941","title":"W3M 0.1/0.2 - Malformed MIME Header Buffer Overflow","type":"remote","platform":"freebsd","date":"2001-06-19","verified":true,"url":"https://www.exploit-db.com/exploits/20941"}],"products":[{"vendor":"w3m","product":"w3m"}],"references":[{"url":"http://distro.conectiva.com.br/atualizacoes/?id=a\u0026anuncio=000434","tags":["vendor-advisory","x_refsource_CONECTIVA","x_transferred"]},{"url":"http://www.debian.org/security/2001/dsa-081","tags":["vendor-advisory","x_refsource_DEBIAN","x_transferred"]},{"url":"http://www.securityfocus.com/bid/2895","tags":["vdb-entry","x_refsource_BID","x_transferred","Exploit","Patch","Vendor Advisory"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/6725","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"http://mi.med.tohoku.ac.jp/~satodai/w3m-dev-en/200106.month/537.html","tags":["x_refsource_CONFIRM","x_transferred","Patch","Vendor Advisory"]},{"url":"http://www.debian.org/security/2001/dsa-064","tags":["vendor-advisory","x_refsource_DEBIAN","x_transferred"]},{"url":"http://www.securityfocus.com/archive/1/192371","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2001-0700"},{"url":"https://github.com/advisories/GHSA-w4h5-5xwp-3m26"}],"sources":{"cve":[{"id":"CVE-2001-0700","description":"Buffer overflow in w3m 0.2.1 and earlier allows a remote attacker to execute arbitrary code via a long base64 encoded MIME header.","status":"published","published":"2002-03-09T05:00:00Z","modified":"2024-08-08T04:30:06.08Z","updated_at":"2026-11-02T14:34:43.032065Z"}],"euvd":[{"id":"EUVD-2001-0686","description":"Buffer overflow in w3m 0.2.1 and earlier allows a remote attacker to execute arbitrary code via a long base64 encoded MIME header.","status":"published","published":"2002-03-09T05:00:00Z","modified":"2024-08-08T04:30:06Z","updated_at":"2026-11-03T01:14:50.641084Z"}],"ghsa":[{"id":"GHSA-w4h5-5xwp-3m26","title":"Buffer overflow in w3m 0.2.1 and earlier allows a remote attacker to execute arbitrary code via a...","description":"Buffer overflow in w3m 0.2.1 and earlier allows a remote attacker to execute arbitrary code via a long base64 encoded MIME header.","status":"published","published":"2022-04-30T18:16:33Z","modified":"2023-01-30T05:05:34Z","updated_at":"2026-11-02T14:47:18.26887Z"}],"nvd":[{"id":"CVE-2001-0700","description":"Buffer overflow in w3m 0.2.1 and earlier allows a remote attacker to execute arbitrary code via a long base64 encoded MIME header.","status":"published","published":"2001-09-20T04:00:00Z","modified":"2026-06-16T21:54:47.737Z","cvss":[{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:00:40.572315Z"}]}}