Vulnerability Monitor

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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 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.


Security Impact Summary

This vulnerability carries a MEDIUM severity rating with a CVSS v3.1 score of 4.3, indicating it can be exploited remotely over the network with relatively low complexity without requiring user interaction requiring only low-level privileges . The vulnerability impacts limited data confidentiality, for affected systems. Impacting 24 products from cisco, from cisco, from cisco and 21 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

Reported in 2020, this vulnerability emerged during an era marked by increased sophistication in supply chain attacks, cloud infrastructure vulnerabilities, and software-as-a-service (SaaS) security challenges. Security practices during this period emphasized zero-trust architectures, container security, and API protection.


Published

2020-02-19T03:15:10.277

Last Modified

2024-11-21T01:27:30.853

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 4.3 (MEDIUM)

CVSSv2 Vector

AV:N/AC:M/Au:S/C:P/I:P/A:P

  • Access Vector: NETWORK
  • Access Complexity: MEDIUM
  • Authentication: SINGLE
  • Confidentiality Impact: PARTIAL
  • Integrity Impact: PARTIAL
  • Availability Impact: PARTIAL
Exploitability Score

6.8

Impact Score

6.4

Weaknesses
  • Type: Secondary
    CWE-287
  • Type: Primary
    CWE-287

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System cisco asa_5500_firmware 8.4\(1\) Yes
Hardware cisco asa_5500 - No
Operating System cisco asa_5510_firmware 8.4\(1\) Yes
Hardware cisco asa_5510 - No
Operating System cisco asa_5512-x_firmware 8.4\(1\) Yes
Hardware cisco asa_5512-x - No
Operating System cisco asa_5515-x_firmware 8.4\(1\) Yes
Hardware cisco asa_5515-x - No
Operating System cisco asa_5520_firmware 8.4\(1\) Yes
Hardware cisco asa_5520 - No
Operating System cisco asa_5525-x_firmware 8.4\(1\) Yes
Hardware cisco asa_5525-x - No
Operating System cisco asa_5540_firmware 8.4\(1\) Yes
Hardware cisco asa_5540 - No
Operating System cisco asa_5545-x_firmware 8.4\(1\) Yes
Hardware cisco asa_5545-x - No
Operating System cisco asa_5550_firmware 8.4\(1\) Yes
Hardware cisco asa_5550 - No
Operating System cisco asa_5555-x_firmware 8.4\(1\) Yes
Hardware cisco asa_5555-x - No
Operating System cisco asa_5580_firmware 8.4\(1\) Yes
Hardware cisco asa_5580 - No
Operating System cisco asa_5585-x_firmware 8.4\(1\) Yes
Hardware cisco asa_5585-x - No

References

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For cisco's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.