Auth bypass in Cisco Asa_5500
CVE-2011-2054
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 crede…
Vulnerability class: Broken Authentication
EPSS: 0.009 (53.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.
Affected products
- Cisco Asa_5500
- Cisco Asa_5500_firmware — versions 8.4\(1\)
- Cisco Asa_5510
- Cisco Asa_5510_firmware — versions 8.4\(1\)
- Cisco Asa_5512-x
- Cisco Asa_5512-x_firmware — versions 8.4\(1\)
- Cisco Asa_5515-x
- Cisco Asa_5515-x_firmware — versions 8.4\(1\)
- Cisco Asa_5520
- Cisco Asa_5520_firmware — versions 8.4\(1\)
Weakness classification (CWE)
References
- psirt@cisco.com (x_refsource_MISC, Vendor Advisory)
Frequently asked questions
- What is CVE-2011-2054?
- CVE-2011-2054 is a medium-severity vulnerability in Cisco Asa_5500, classified under Improper Authentication. CVSS score: 4.3/10. Published 2020-02-19.
- How severe is CVE-2011-2054?
- Medium severity. CVSS v3 base score is 4.3 out of 10.