{"id":"CVE-2014-3291","aliases":["EUVD-2014-3304","GHSA-6669-hgxc-mh3w"],"status":"published","title":"Cisco Wireless LAN Controller (WLC) devices allow remote attackers to cause a denial of service ...","description":"Cisco Wireless LAN Controller (WLC) devices allow remote attackers to cause a denial of service (NULL pointer dereference and device restart) via a zero value in Cisco Discovery Protocol packet data that is not properly handled during SNMP polling, aka Bug ID CSCuo12321.","severity":{"version":"2.0","score":5.7,"vector":"AV:A/AC:M/Au:N/C:N/I:N/A:C","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.01022,"percentile":0.63702,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2014-06-08T16:00:00Z","modified":"2026-06-17T00:07:55Z","products":[{"vendor":"cisco","product":"wireless_lan_controller"}],"references":[{"url":"http://secunia.com/advisories/57895","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Permissions Required"]},{"url":"http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2014-3291","tags":["vendor-advisory","x_refsource_CISCO","x_transferred","Vendor Advisory"]},{"url":"http://www.securityfocus.com/bid/67926","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"http://tools.cisco.com/security/center/viewAlert.x?alertId=34558","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"http://www.securitytracker.com/id/1030410","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2014-3291"},{"url":"https://github.com/advisories/GHSA-6669-hgxc-mh3w"}],"sources":{"cve":[{"id":"CVE-2014-3291","description":"Cisco Wireless LAN Controller (WLC) devices allow remote attackers to cause a denial of service (NULL pointer dereference and device restart) via a zero value in Cisco Discovery Protocol packet data that is not properly handled during SNMP polling, aka Bug ID CSCuo12321.","status":"published","published":"2014-06-08T16:00:00Z","modified":"2024-08-06T10:35:57.171Z","updated_at":"2026-11-02T14:33:44.569327Z"}],"euvd":[{"id":"EUVD-2014-3304","description":"Cisco Wireless LAN Controller (WLC) devices allow remote attackers to cause a denial of service (NULL pointer dereference and device restart) via a zero value in Cisco Discovery Protocol packet data that is not properly handled during SNMP polling, aka Bug ID CSCuo12321.","status":"published","published":"2014-06-08T16:00:00Z","modified":"2024-08-06T10:35:57Z","updated_at":"2026-11-03T01:57:11.29077Z"}],"ghsa":[{"id":"GHSA-6669-hgxc-mh3w","title":"Cisco Wireless LAN Controller (WLC) devices allow remote attackers to cause a denial of service ...","description":"Cisco Wireless LAN Controller (WLC) devices allow remote attackers to cause a denial of service (NULL pointer dereference and device restart) via a zero value in Cisco Discovery Protocol packet data that is not properly handled during SNMP polling, aka Bug ID CSCuo12321.","status":"published","published":"2022-05-17T03:49:16Z","modified":"2023-01-27T05:08:42Z","cwes":["CWE-20"],"updated_at":"2026-11-02T14:43:20.035173Z"}],"nvd":[{"id":"CVE-2014-3291","description":"Cisco Wireless LAN Controller (WLC) devices allow remote attackers to cause a denial of service (NULL pointer dereference and device restart) via a zero value in Cisco Discovery Protocol packet data that is not properly handled during SNMP polling, aka Bug ID CSCuo12321.","status":"published","published":"2014-06-08T16:55:02.877Z","modified":"2026-06-17T00:07:55.997Z","cvss":[{"version":"2.0","score":5.7,"vector":"AV:A/AC:M/Au:N/C:N/I:N/A:C","level":"medium","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:02:54.464139Z"}]}}