{"id":"CVE-2003-1377","aliases":["EUVD-2003-1367","GHSA-h83c-7v84-94w9"],"status":"published","title":"Buffer overflow in the reverse DNS lookup of Smart IRC Daemon (SIRCD) 0.4.0 and 0.4.4 allows...","description":"Buffer overflow in the reverse DNS lookup of Smart IRC Daemon (SIRCD) 0.4.0 and 0.4.4 allows remote attackers to execute arbitrary code via a client with a long hostname.","severity":{"version":"2.0","score":8.3,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:C","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.02879,"percentile":0.86934,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-119"],"published":"2003-12-31T05:00:00Z","modified":"2026-06-16T22:04:03Z","products":[{"vendor":"sircd","product":"sircd"}],"references":[{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/11409","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"http://www.securityfocus.com/bid/6924","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"http://www.securityfocus.com/archive/1/312924","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2003-1377"},{"url":"https://github.com/advisories/GHSA-h83c-7v84-94w9"}],"sources":{"cve":[{"id":"CVE-2003-1377","description":"Buffer overflow in the reverse DNS lookup of Smart IRC Daemon (SIRCD) 0.4.0 and 0.4.4 allows remote attackers to execute arbitrary code via a client with a long hostname.","status":"published","published":"2007-10-19T10:00:00Z","modified":"2024-08-08T02:28:03.521Z","updated_at":"2026-11-02T14:20:16.411288Z"}],"euvd":[{"id":"EUVD-2003-1367","description":"Buffer overflow in the reverse DNS lookup of Smart IRC Daemon (SIRCD) 0.4.0 and 0.4.4 allows remote attackers to execute arbitrary code via a client with a long hostname.","status":"published","published":"2007-10-19T10:00:00Z","modified":"2024-08-08T02:28:03Z","updated_at":"2026-11-03T01:15:03.384433Z"}],"ghsa":[{"id":"GHSA-h83c-7v84-94w9","title":"Buffer overflow in the reverse DNS lookup of Smart IRC Daemon (SIRCD) 0.4.0 and 0.4.4 allows...","description":"Buffer overflow in the reverse DNS lookup of Smart IRC Daemon (SIRCD) 0.4.0 and 0.4.4 allows remote attackers to execute arbitrary code via a client with a long hostname.","status":"published","published":"2022-04-29T01:27:59Z","modified":"2023-01-30T05:01:59Z","cwes":["CWE-119"],"updated_at":"2026-11-02T14:46:32.185763Z"}],"nvd":[{"id":"CVE-2003-1377","description":"Buffer overflow in the reverse DNS lookup of Smart IRC Daemon (SIRCD) 0.4.0 and 0.4.4 allows remote attackers to execute arbitrary code via a client with a long hostname.","status":"published","published":"2003-12-31T05:00:00Z","modified":"2026-06-16T22:04:03.033Z","cvss":[{"version":"2.0","score":8.3,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:00:48.212104Z"}]}}