{"id":"CVE-2005-0199","url":"https://www.cyber-defence.io/tools/cve/CVE-2005-0199","generatedAt":"2026-10-27T17:30:37.354Z","title":"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…","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.","published":"2005-05-02T04:00:00.000Z","lastModified":"2026-06-16T22:10:41.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-191"],"affected":["barton/ngircd"],"epss":{"score":0.18767,"percentile":0.97256,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":1,"verified":true,"firstPublished":"2005-01-28","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":25070,"kind":"exploit","title":"ngIRCd 0.6/0.7/0.8 - Remote Buffer Overflow","url":"https://www.exploit-db.com/exploits/25070","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/linux/dos/25070.c","file":"exploits/linux/dos/25070.c","published":"2005-01-28","added":"2005-01-28","updated":"2013-04-29","author":"Florian Westphal","type":"dos","platform":"linux","port":null,"verified":true,"codes":["CVE-2005-0199","OSVDB-13300"],"tags":null,"aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":"https://www.securityfocus.com/bid/12397/info"}]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 18.8%, higher than 97% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"http://arthur.ath.cx/pipermail/ngircd-ml/2005-January/000228.html","tags":["Broken Link","Patch"],"source":"cve@mitre.org"},{"url":"http://bugs.gentoo.org/show_bug.cgi?id=79705","tags":["Issue Tracking"],"source":"cve@mitre.org"},{"url":"http://secunia.com/advisories/14056","tags":["Broken Link"],"source":"cve@mitre.org"},{"url":"http://secunia.com/advisories/14059","tags":["Broken Link"],"source":"cve@mitre.org"},{"url":"http://securitytracker.com/id?1013047","tags":["Broken Link","Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"http://www.gentoo.org/security/en/glsa/glsa-200501-40.xml","tags":["Patch","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://www.securityfocus.com/bid/12397","tags":["Broken Link","Exploit","Patch","Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/19143","tags":["Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"http://arthur.ath.cx/pipermail/ngircd-ml/2005-January/000228.html","tags":["Broken Link","Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://bugs.gentoo.org/show_bug.cgi?id=79705","tags":["Issue Tracking"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/14056","tags":["Broken Link"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/14059","tags":["Broken Link"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://securitytracker.com/id?1013047","tags":["Broken Link","Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.gentoo.org/security/en/glsa/glsa-200501-40.xml","tags":["Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/12397","tags":["Broken Link","Exploit","Patch","Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/19143","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2005-0199","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}