{"id":"CVE-2005-0199","aliases":["EUVD-2005-0200","GHSA-q94h-vc2h-j68g"],"status":"published","title":"Integer underflow in the Lists_MakeMask() function in lists.c in ngIRCd before 0.8.2 allows...","description":"Integer underflow in the Lists_MakeMask() function in lists.c in ngIRCd before 0.8.2 allows remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via a long MODE line that causes an incorrect length calculation, which leads to a buffer overflow.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.18767,"percentile":0.97296,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-191"],"published":"2005-02-06T05:00:00Z","modified":"2026-06-16T22:10:40Z","exploits":[{"source":"exploitdb","id":"EDB-25070","title":"ngIRCd 0.6/0.7/0.8 - Remote Buffer Overflow","type":"dos","platform":"linux","date":"2005-01-28","verified":true,"url":"https://www.exploit-db.com/exploits/25070"}],"products":[{"vendor":"barton","product":"ngircd"}],"references":[{"url":"http://arthur.ath.cx/pipermail/ngircd-ml/2005-January/000228.html","tags":["mailing-list","x_refsource_MLIST","x_transferred","Broken Link","Patch"]},{"url":"http://securitytracker.com/id?1013047","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred","Broken Link","Third Party Advisory","VDB Entry"]},{"url":"http://secunia.com/advisories/14056","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Broken Link"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/19143","tags":["vdb-entry","x_refsource_XF","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"http://www.gentoo.org/security/en/glsa/glsa-200501-40.xml","tags":["vendor-advisory","x_refsource_GENTOO","x_transferred","Patch","Third Party Advisory"]},{"url":"http://secunia.com/advisories/14059","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Broken Link"]},{"url":"http://bugs.gentoo.org/show_bug.cgi?id=79705","tags":["x_refsource_CONFIRM","x_transferred","Issue Tracking"]},{"url":"http://www.securityfocus.com/bid/12397","tags":["vdb-entry","x_refsource_BID","x_transferred","Broken Link","Exploit","Patch","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2005-0199"},{"url":"https://github.com/advisories/GHSA-q94h-vc2h-j68g"}],"sources":{"cve":[{"id":"CVE-2005-0199","description":"Integer underflow in the Lists_MakeMask() function in lists.c in ngIRCd before 0.8.2 allows remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via a long MODE line that causes an incorrect length calculation, which leads to a buffer overflow.","status":"published","published":"2005-02-06T05:00:00Z","modified":"2024-08-07T21:05:25.254Z","updated_at":"2026-11-02T14:33:40.909668Z"}],"euvd":[{"id":"EUVD-2005-0200","description":"Integer underflow in the Lists_MakeMask() function in lists.c in ngIRCd before 0.8.2 allows remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via a long MODE line that causes an incorrect length calculation, which leads to a buffer overflow.","status":"published","published":"2005-02-06T05:00:00Z","modified":"2024-08-07T21:05:25Z","updated_at":"2026-11-03T01:15:39.244683Z"}],"ghsa":[{"id":"GHSA-q94h-vc2h-j68g","title":"Integer underflow in the Lists_MakeMask() function in lists.c in ngIRCd before 0.8.2 allows...","description":"Integer underflow in the Lists_MakeMask() function in lists.c in ngIRCd before 0.8.2 allows remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via a long MODE line that causes an incorrect length calculation, which leads to a buffer overflow.","status":"published","published":"2022-05-01T01:47:40Z","modified":"2024-02-08T18:30:38Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-191"],"updated_at":"2026-11-02T14:55:34.624515Z"}],"nvd":[{"id":"CVE-2005-0199","description":"Integer underflow in the Lists_MakeMask() function in lists.c in ngIRCd before 0.8.2 allows remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via a long MODE line that causes an incorrect length calculation, which leads to a buffer overflow.","status":"published","published":"2005-05-02T04:00:00Z","modified":"2026-06-16T22:10:40.817Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-191"],"updated_at":"2026-11-02T14:00:54.594271Z"}]}}