{"id":"CVE-2014-9403","aliases":["DEBIAN-CVE-2014-9403","EUVD-2014-9224","GHSA-7cjq-452g-rg6q","MGASA-2014-0543","UBUNTU-CVE-2014-9403"],"status":"published","title":"The CWebAdminMod::ChanPage function in modules/webadmin.cpp in ZNC before 1.4 allows remote...","description":"The CWebAdminMod::ChanPage function in modules/webadmin.cpp in ZNC before 1.4 allows remote authenticated users to cause a denial of service (NULL pointer dereference and crash) by adding a channel with the same name as an existing channel but without the leading # character, related to a \"use-after-delete\" error.","severity":{"version":"2.0","score":4,"vector":"AV:N/AC:L/Au:S/C:N/I:N/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.02156,"percentile":0.82297,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2014-12-19T15:00:00Z","modified":"2026-10-23T15:47:31Z","fixes":[{"ecosystem":"Debian:12","package":"znc","fixed_in":["1.2-4"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"znc","fixed_in":["1.2-4"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"znc","fixed_in":["1.2-4"],"sources":["osv"]},{"ecosystem":"Mageia:4","package":"znc","fixed_in":["1.0-4.1.mga4"],"sources":["osv"]},{"ecosystem":"Ubuntu:14.04:LTS","package":"znc","fixed_in":["1.2-3ubuntu0.1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"znc","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2-4"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"znc","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2-4"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"znc","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2-4"}]}]},{"source":"osv","ecosystem":"Mageia:4","package":"znc","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0-4.1.mga4"}]}]},{"source":"osv","ecosystem":"Ubuntu:14.04:LTS","package":"znc","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2-3ubuntu0.1"}]}],"versions":["1.0-5","1.0-5build1","1.2-1","1.2-2","1.2-3","1.2-3build1"]}],"products":[{"vendor":"znc","product":"znc"}],"references":[{"url":"http://advisories.mageia.org/MGASA-2014-0543.html","tags":["x_refsource_CONFIRM","x_transferred","advisory"]},{"url":"https://github.com/znc/znc/issues/528","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory","advisory","report"]},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2015:013","tags":["vendor-advisory","x_refsource_MANDRIVA","x_transferred","advisory"]},{"url":"http://www.openwall.com/lists/oss-security/2014/12/18/2","tags":["mailing-list","x_refsource_MLIST","x_transferred","web"]},{"url":"http://www.securityfocus.com/bid/66926","tags":["vdb-entry","x_refsource_BID","x_transferred","web"]},{"url":"https://github.com/znc/znc/blob/master/ChangeLog.md","tags":["x_refsource_CONFIRM","x_transferred","web"]},{"url":"http://secunia.com/advisories/57795","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2014-9403"},{"url":"https://github.com/advisories/GHSA-7cjq-452g-rg6q"},{"url":"https://security-tracker.debian.org/tracker/CVE-2014-9403","tags":["advisory"]},{"url":"https://advisories.mageia.org/MGASA-2014-0543.html","tags":["advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=14855","tags":["report"]},{"url":"http://www.gentoo.org/security/en/glsa/glsa-201412-31.xml","tags":["web"]},{"url":"https://ubuntu.com/security/CVE-2014-9403","tags":["report"]},{"url":"https://github.com/znc/znc/commit/8756be513ab6663dcd64087006b257ff34e8e487","tags":["report"]},{"url":"http://www.openwall.com/lists/oss-security/2014/12/17","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2014-9403","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2014-9403","description":"The CWebAdminMod::ChanPage function in modules/webadmin.cpp in ZNC before 1.4 allows remote authenticated users to cause a denial of service (NULL pointer dereference and crash) by adding a channel with the same name as an existing channel but without the leading # character, related to a \"use-after-delete\" error.","status":"published","published":"2014-12-19T15:00:00Z","modified":"2024-08-06T13:40:25.18Z","updated_at":"2026-11-02T14:33:42.54191Z"}],"euvd":[{"id":"EUVD-2014-9224","description":"The CWebAdminMod::ChanPage function in modules/webadmin.cpp in ZNC before 1.4 allows remote authenticated users to cause a denial of service (NULL pointer dereference and crash) by adding a channel with the same name as an existing channel but without the leading # character, related to a \"use-after-delete\" error.","status":"published","published":"2014-12-19T15:00:00Z","modified":"2024-08-06T13:40:25Z","updated_at":"2026-11-03T01:56:49.310799Z"}],"ghsa":[{"id":"GHSA-7cjq-452g-rg6q","title":"The CWebAdminMod::ChanPage function in modules/webadmin.cpp in ZNC before 1.4 allows remote...","description":"The CWebAdminMod::ChanPage function in modules/webadmin.cpp in ZNC before 1.4 allows remote authenticated users to cause a denial of service (NULL pointer dereference and crash) by adding a channel with the same name as an existing channel but without the leading # character, related to a \"use-after-delete\" error.","status":"published","published":"2022-05-17T04:06:51Z","modified":"2023-01-28T05:01:12Z","updated_at":"2026-11-02T14:43:31.331394Z"}],"nvd":[{"id":"CVE-2014-9403","description":"The CWebAdminMod::ChanPage function in modules/webadmin.cpp in ZNC before 1.4 allows remote authenticated users to cause a denial of service (NULL pointer dereference and crash) by adding a channel with the same name as an existing channel but without the leading # character, related to a \"use-after-delete\" error.","status":"published","published":"2014-12-19T15:59:32.457Z","modified":"2026-06-17T00:18:18.013Z","cvss":[{"version":"2.0","score":4,"vector":"AV:N/AC:L/Au:S/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:02:57.680258Z"}],"osv":[{"id":"CVE-2014-9403","description":"The CWebAdminMod::ChanPage function in modules/webadmin.cpp in ZNC before 1.4 allows remote authenticated users to cause a denial of service (NULL pointer dereference and crash) by adding a channel with the same name as an existing channel but without the leading # character, related to a \"use-after-delete\" error.","status":"published","published":"2014-12-19T15:59:32Z","modified":"2026-04-16T06:25:03.747442348Z","updated_at":"2026-11-02T15:44:00.097545Z"},{"id":"DEBIAN-CVE-2014-9403","description":"The CWebAdminMod::ChanPage function in modules/webadmin.cpp in ZNC before 1.4 allows remote authenticated users to cause a denial of service (NULL pointer dereference and crash) by adding a channel with the same name as an existing channel but without the leading # character, related to a \"use-after-delete\" error.","status":"published","published":"2014-12-19T15:59:32.457Z","modified":"2026-10-23T15:47:31.863857702Z","updated_at":"2026-11-02T15:45:26.442161Z"},{"id":"MGASA-2014-0543","title":"Updated znc package fixes CVE-2014-9403","description":"Updated znc packages fix security vulnerability:\n\nAdding an already existing channel to a user/network via web admin in ZNC\ncauses a crash if the channel name isn't prefixed with '#' (CVE-2014-9403).\n","status":"published","published":"2014-12-21T20:47:32Z","modified":"2026-04-16T06:26:01.692258726Z","updated_at":"2026-11-02T15:49:39.488462Z"},{"id":"UBUNTU-CVE-2014-9403","description":"The CWebAdminMod::ChanPage function in modules/webadmin.cpp in ZNC before 1.4 allows remote authenticated users to cause a denial of service (NULL pointer dereference and crash) by adding a channel with the same name as an existing channel but without the leading # character, related to a \"use-after-delete\" error.","status":"published","published":"2014-12-19T15:59:00Z","modified":"2026-04-22T09:55:20.446544Z","updated_at":"2026-11-02T15:54:09.378953Z"}]}}