CVE-2020-3239 Multiple Vulnerabilities in Cisco UCS Director and Cisco UCS Director Express for Big Data

Critical 9.8 Published 15 Apr 2020 Updated 15 Nov 2024

Remote attackers can bypass authentication and perform directory traversal attacks on Cisco UCS Director via its REST API.

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

What is CVE-2020-3239?

CVE-2020-3239 is a critical path traversal vulnerability in Cisco UCS Director, published on 15 Apr 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Multiple vulnerabilities in the REST API of Cisco UCS Director and Cisco UCS Director Express for Big Data may allow a remote attacker to bypass authentication or conduct directory traversal attacks on an affected device. For more information about these vulnerabilities, see the Details section of this advisory.

Weakness: CWE-22, CWE-20

Which versions are affected by CVE-2020-3239?

It affects 2 products.

Products include Cisco Ucs Director, Cisco Ucs Director Express for Big Data.

How do I fix CVE-2020-3239?

No fix has been published for CVE-2020-3239 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-2020-3239 being exploited?

There is no known exploitation of CVE-2020-3239 in the wild and no public exploit code.

Sources

Also known as GHSA-3482-hrx3-vgcg.