{"id":"CVE-2008-1501","aliases":["EUVD-2008-1503","GHSA-3jmx-m4x4-rgq8"],"status":"published","title":"The send_user_mode function in s_user.c in (1) Undernet ircu 2.10.12.12 and earlier, (2) snircd 1...","description":"The send_user_mode function in s_user.c in (1) Undernet ircu 2.10.12.12 and earlier, (2) snircd 1.3.4 and earlier, and unspecified other ircu derivatives allows remote attackers to cause a denial of service (daemon crash) via a malformed MODE command.","severity":{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.05247,"percentile":0.92589,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"published":"2008-03-25T19:00:00Z","modified":"2026-06-16T22:51:52Z","exploits":[{"source":"exploitdb","id":"EDB-5306","title":"Snircd 1.3.4 - 'send_user_mode' Denial of Service","type":"dos","platform":"multiple","date":"2008-03-24","verified":true,"url":"https://www.exploit-db.com/exploits/5306"}],"products":[{"vendor":"ircu","product":"ircu"},{"vendor":"quakenet","product":"snircd"}],"references":[{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/41401","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"http://secunia.com/advisories/29486","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory"]},{"url":"http://lists.grok.org.uk/pipermail/full-disclosure/2008-March/060906.html","tags":["mailing-list","x_refsource_FULLDISC","x_transferred","Exploit"]},{"url":"http://hg.quakenet.org/snircd/rev/2da2b881d9f5","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://www.securityfocus.com/archive/1/489990/100/0/threaded","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"http://www.vupen.com/english/advisories/2008/0977","tags":["vdb-entry","x_refsource_VUPEN","x_transferred"]},{"url":"http://www.securitytracker.com/id?1019687","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred"]},{"url":"http://www.securityfocus.com/bid/28413","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"http://osvdb.org/43613","tags":["vdb-entry","x_refsource_OSVDB","x_transferred"]},{"url":"http://securityreason.com/securityalert/3779","tags":["third-party-advisory","x_refsource_SREASON","x_transferred"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/41397","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"https://www.exploit-db.com/exploits/5306","tags":["exploit","x_refsource_EXPLOIT-DB","x_transferred"]},{"url":"http://www.securitytracker.com/id?1019688","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred"]},{"url":"http://www.vupen.com/english/advisories/2008/0978","tags":["vdb-entry","x_refsource_VUPEN","x_transferred"]},{"url":"http://secunia.com/advisories/29481","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2008-1501"},{"url":"https://github.com/advisories/GHSA-3jmx-m4x4-rgq8"}],"sources":{"cve":[{"id":"CVE-2008-1501","description":"The send_user_mode function in s_user.c in (1) Undernet ircu 2.10.12.12 and earlier, (2) snircd 1.3.4 and earlier, and unspecified other ircu derivatives allows remote attackers to cause a denial of service (daemon crash) via a malformed MODE command.","status":"published","published":"2008-03-25T19:00:00Z","modified":"2024-08-07T08:24:41.865Z","updated_at":"2026-11-02T14:34:47.71012Z"}],"euvd":[{"id":"EUVD-2008-1503","description":"The send_user_mode function in s_user.c in (1) Undernet ircu 2.10.12.12 and earlier, (2) snircd 1.3.4 and earlier, and unspecified other ircu derivatives allows remote attackers to cause a denial of service (daemon crash) via a malformed MODE command.","status":"published","published":"2008-03-25T19:00:00Z","modified":"2024-08-07T08:24:41Z","updated_at":"2026-11-03T01:39:01.686266Z"}],"ghsa":[{"id":"GHSA-3jmx-m4x4-rgq8","title":"The send_user_mode function in s_user.c in (1) Undernet ircu 2.10.12.12 and earlier, (2) snircd 1...","description":"The send_user_mode function in s_user.c in (1) Undernet ircu 2.10.12.12 and earlier, (2) snircd 1.3.4 and earlier, and unspecified other ircu derivatives allows remote attackers to cause a denial of service (daemon crash) via a malformed MODE command.","status":"published","published":"2022-05-01T23:40:50Z","modified":"2023-01-31T05:05:46Z","updated_at":"2026-11-02T14:48:54.801493Z"}],"nvd":[{"id":"CVE-2008-1501","description":"The send_user_mode function in s_user.c in (1) Undernet ircu 2.10.12.12 and earlier, (2) snircd 1.3.4 and earlier, and unspecified other ircu derivatives allows remote attackers to cause a denial of service (daemon crash) via a malformed MODE command.","status":"published","published":"2008-03-25T19:44:00Z","modified":"2026-06-16T22:51:52.08Z","cvss":[{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:01:25.857543Z"}]}}