{"id":"CVE-2003-0647","aliases":["EUVD-2003-0641","GHSA-3ppp-h4gc-mww4"],"status":"published","title":"Buffer overflow in the HTTP server for Cisco IOS 12.2 and earlier allows remote attackers to...","description":"Buffer overflow in the HTTP server for Cisco IOS 12.2 and earlier allows remote attackers to execute arbitrary code via an extremely long (2GB) HTTP GET request.","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":0.05929,"percentile":0.93304,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"published":"2003-08-05T04:00:00Z","modified":"2026-06-16T22:02:35Z","exploits":[{"source":"exploitdb","id":"EDB-77","title":"Cisco IOS 12.x/11.x - HTTP Remote Integer Overflow","type":"remote","platform":"hardware","date":"2003-08-10","verified":true,"url":"https://www.exploit-db.com/exploits/77"}],"products":[{"vendor":"cisco","product":"ios"}],"references":[{"url":"http://www.cisco.com/warp/public/707/cisco-sn-20030730-ios-2gb-get.shtml","tags":["vendor-advisory","x_refsource_CISCO","x_transferred","Patch","Vendor Advisory"]},{"url":"http://www.kb.cert.org/vuls/id/579324","tags":["third-party-advisory","x_refsource_CERT-VN","x_transferred","Patch","Third Party Advisory","US Government Resource"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2003-0647"},{"url":"https://github.com/advisories/GHSA-3ppp-h4gc-mww4"}],"sources":{"cve":[{"id":"CVE-2003-0647","description":"Buffer overflow in the HTTP server for Cisco IOS 12.2 and earlier allows remote attackers to execute arbitrary code via an extremely long (2GB) HTTP GET request.","status":"published","published":"2003-08-05T04:00:00Z","modified":"2024-09-16T19:30:54.046Z","updated_at":"2026-11-02T14:20:16.757505Z"}],"euvd":[{"id":"EUVD-2003-0641","description":"Buffer overflow in the HTTP server for Cisco IOS 12.2 and earlier allows remote attackers to execute arbitrary code via an extremely long (2GB) HTTP GET request.","status":"published","published":"2003-08-05T04:00:00Z","modified":"2024-09-16T19:30:54Z","updated_at":"2026-11-03T00:55:22.355392Z"}],"ghsa":[{"id":"GHSA-3ppp-h4gc-mww4","title":"Buffer overflow in the HTTP server for Cisco IOS 12.2 and earlier allows remote attackers to...","description":"Buffer overflow in the HTTP server for Cisco IOS 12.2 and earlier allows remote attackers to execute arbitrary code via an extremely long (2GB) HTTP GET request.","status":"published","published":"2022-04-29T01:26:46Z","modified":"2023-01-30T05:01:26Z","updated_at":"2026-11-02T14:46:24.524248Z"}],"nvd":[{"id":"CVE-2003-0647","description":"Buffer overflow in the HTTP server for Cisco IOS 12.2 and earlier allows remote attackers to execute arbitrary code via an extremely long (2GB) HTTP GET request.","status":"published","published":"2003-08-27T04:00:00Z","modified":"2026-06-16T22:02:35.03Z","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":"2026-11-02T14:00:47.41445Z"}]}}