Main Vulnerability Database Vulnerabilities #VU64596

Insufficient verification of data authenticity in Cisco Adaptive Security Device Manager (ASDM) and Cisco Adaptive Security Appliance (ASA) - CVE-2022-20829

Published: June 22, 2022 / Updated: August 11, 2022

Vulnerability identifier: #VU64596

CSH Severity: Medium

CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2022-20829

CWE-ID: CWE-345

Exploitation vector: Remote access

Exploit availability: Public exploit is available

Vulnerability details

The vulnerability allows a remote user compromise the affected system.

The vulnerability exists due to insufficient verification of Cisco Adaptive Security Device Manager (ASDM) images deployed to Cisco Adaptive Security Appliance (ASA) Software. A remote privileged user can upload a malicious ASDM image to a device that is running Cisco ASA Software and compromise the system.

Affected software

Cisco Adaptive Security Device Manager (ASDM)
Cisco Adaptive Security Appliance (ASA)

How to mitigate CVE-2022-20829

Install updates from vendor's website.

Cisco Adaptive Security Device Manager (ASDM) - update to 7.18.1.150
Cisco Adaptive Security Appliance (ASA) - update to 9.18.2

Links to Public Exploits and PoC-codes

Exploit #8242 - theway (A tool for extracting, modifying, and crafting ASDM binary packages (CVE-2022-20829)) (August 11, 2022)

External References

Related Security Bulletins

Insufficient verification of ASDM images in Cisco ASA