CVE-2023-20077 Cisco Identity Services Engine Arbitrary File Download Vulnerabilities

Medium 4.9 Published 18 May 2023 Updated 25 Oct 2024

Authenticated attackers can download arbitrary files from the Cisco ISE filesystem via crafted HTTP requests due to insufficient input validation.

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-2023-20077?

CVE-2023-20077 is a medium-severity path traversal vulnerability in Cisco Identity Services Engine, published on 18 May 2023. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

Multiple vulnerabilities in the web-based management interface of Cisco Identity Services Engine (ISE) could allow an authenticated, remote attacker to download arbitrary files from the filesystem of an affected device. These vulnerabilities are due to insufficient input validation. An attacker could exploit these vulnerabilities by sending crafted HTTP requests to an affected device. A successful exploit could allow the attacker to download arbitrary files from the underlying filesystem of the affected device.

Weakness: CWE-22, CWE-37

Which versions are affected by CVE-2023-20077?

It affects 1 product.

Products include Cisco Identity Services Engine.

How do I fix CVE-2023-20077?

No fix has been published for CVE-2023-20077 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-2023-20077 being exploited?

There is no known exploitation of CVE-2023-20077 in the wild and no public exploit code.

All Cisco Identity Services Engine vulnerabilities

Sources

Also known as GHSA-mhf4-w9w2-rg8w.