CVE-2011-2054 MEDIUM

CVE-2011-2054: Cisco ASA Secondary Authentication Bypass Vulnerability

Vendor Cisco
Product Cisco ASA
Weakness CWE-287 · Improper authentication
Published February 19, 2020
Last update November 15, 2024

CVSS base score

4.3/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality Low
Integrity None

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

What the vulnerability does

01Description

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.

Key dates

02Disclosure timeline

February 19, 2020 CVE published
November 15, 2024 Record updated

Related vulnerabilities

04Related CVE