{"id":"CVE-2011-2054","url":"https://www.cyber-defence.io/tools/cve/CVE-2011-2054","generatedAt":"2026-10-27T23:21:12.334Z","title":"A vulnerability in the Cisco ASA that could allow a remote attacker to successfully authenticate using the Cisco AnyConnect VPN client if the Secondary Authentication type is LDAP and the password is left blank, providing the primary credentials are…","description":"A vulnerability in the Cisco ASA that could allow a remote attacker to successfully authenticate using the Cisco AnyConnect VPN client if the Secondary Authentication type is LDAP and the password is left blank, providing the primary credentials are correct. The vulnerabilities is due to improper input validation of certain parameters passed to the affected software. An attacker must have the correct primary credentials in order to successfully exploit this vulnerability.","published":"2020-02-19T03:15:10.000Z","lastModified":"2026-06-16T23:30:38.000Z","status":"Modified","sourceIdentifier":"psirt@cisco.com","cvss":{"version":"3.1","score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-287"],"affected":["cisco/asa 5500 firmware","cisco/asa 5510 firmware","cisco/asa 5512-x firmware","cisco/asa 5515-x firmware","cisco/asa 5520 firmware","cisco/asa 5525-x firmware","cisco/asa 5540 firmware","cisco/asa 5545-x firmware","cisco/asa 5550 firmware","cisco/asa 5555-x firmware","cisco/asa 5580 firmware","cisco/asa 5585-x firmware"],"epss":{"score":0.00858,"percentile":0.58191,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.86%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://quickview.cloudapps.cisco.com/quickview/bug/CSCtq58884","tags":["Vendor Advisory"],"source":"psirt@cisco.com"},{"url":"https://quickview.cloudapps.cisco.com/quickview/bug/CSCtq58884","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2011-2054","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."}