CVE-2022-20962 Path traversal in Cisco Identity Services Engine Software

Low 3.8 Published 3 Nov 2022 Updated 3 Aug 2024

Authenticated attackers can exploit path traversal in Cisco ISE to upload malicious files and execute commands with system privileges.

Exploited in the wild: Not known
Login needed: An administrator
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2022-20962?

CVE-2022-20962 is a low-severity path traversal vulnerability in Cisco Identity Services Engine, published on 3 Nov 2022. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

A vulnerability in the Localdisk Management feature of Cisco Identity Services Engine (ISE) could allow an authenticated, remote attacker to make unauthorized changes to the file system of an affected device. This vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by sending a crafted HTTP request with absolute path sequences. A successful exploit could allow the attacker to upload malicious files to arbitrary locations within the file system. Using this method, it is possible to access the underlying operating system and execute commands with system privileges.

Weakness: CWE-22, CWE-37

Which versions are affected by CVE-2022-20962?

It affects 1 product.

Products include Cisco Identity Services Engine.

How do I fix CVE-2022-20962?

No fix has been published for CVE-2022-20962 yet. Limit exposure of the affected software until one is available.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2022-20962 being exploited?

There is no known exploitation of CVE-2022-20962 in the wild and no public exploit code.

All Cisco Identity Services Engine vulnerabilities

Sources

Also known as GHSA-6f25-35p5-r2r2.