{"id":"CVE-2013-5544","aliases":["EUVD-2013-5384","GHSA-2q65-2q56-3vgq"],"status":"published","title":"The VPN authentication functionality in Cisco Adaptive Security Appliance (ASA) Software allows...","description":"The VPN authentication functionality in Cisco Adaptive Security Appliance (ASA) Software allows remote attackers to cause a denial of service (device reload) by sending many username-from-cert IKE requests, aka Bug ID CSCua91108.","severity":{"version":"2.0","score":5.4,"vector":"AV:N/AC:H/Au:N/C:N/I:N/A:C","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01705,"percentile":0.77439,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-399"],"published":"2013-10-22T10:00:00Z","modified":"2026-06-16T23:58:59Z","products":[{"vendor":"cisco","product":"adaptive_security_appliance_software"}],"references":[{"url":"http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-5544","tags":["vendor-advisory","x_refsource_CISCO","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2013-5544"},{"url":"https://github.com/advisories/GHSA-2q65-2q56-3vgq"}],"sources":{"cve":[{"id":"CVE-2013-5544","description":"The VPN authentication functionality in Cisco Adaptive Security Appliance (ASA) Software allows remote attackers to cause a denial of service (device reload) by sending many username-from-cert IKE requests, aka Bug ID CSCua91108.","status":"published","published":"2013-10-22T10:00:00Z","modified":"2024-09-17T02:21:58.678Z","updated_at":"2026-11-02T14:34:55.098814Z"}],"euvd":[{"id":"EUVD-2013-5384","description":"The VPN authentication functionality in Cisco Adaptive Security Appliance (ASA) Software allows remote attackers to cause a denial of service (device reload) by sending many username-from-cert IKE requests, aka Bug ID CSCua91108.","status":"published","published":"2013-10-22T10:00:00Z","modified":"2024-09-17T02:21:58Z","updated_at":"2026-11-03T00:28:40.896027Z"}],"ghsa":[{"id":"GHSA-2q65-2q56-3vgq","title":"The VPN authentication functionality in Cisco Adaptive Security Appliance (ASA) Software allows...","description":"The VPN authentication functionality in Cisco Adaptive Security Appliance (ASA) Software allows remote attackers to cause a denial of service (device reload) by sending many username-from-cert IKE requests, aka Bug ID CSCua91108.","status":"published","published":"2022-05-17T05:00:09Z","modified":"2023-01-28T05:02:59Z","updated_at":"2026-11-02T14:43:53.106327Z"}],"nvd":[{"id":"CVE-2013-5544","description":"The VPN authentication functionality in Cisco Adaptive Security Appliance (ASA) Software allows remote attackers to cause a denial of service (device reload) by sending many username-from-cert IKE requests, aka Bug ID CSCua91108.","status":"published","published":"2013-10-22T11:17:15.5Z","modified":"2026-06-16T23:58:59.423Z","cvss":[{"version":"2.0","score":5.4,"vector":"AV:N/AC:H/Au:N/C:N/I:N/A:C","level":"medium","assessor":"primary"}],"cwes":["CWE-399"],"updated_at":"2026-11-02T14:02:40.988689Z"}]}}