CVE-2023-6789 PAN-OS: Stored Cross-Site Scripting (XSS) Vulnerability in the Web Interface

Medium 4.3 Published 13 Dec 2023 Updated 2 Aug 2024

A malicious authenticated administrator can inject JavaScript into the PAN-OS web interface, allowing them to execute actions as other administrators.

Exploited in the wild: Not known
Login needed: An administrator
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2023-6789?

CVE-2023-6789 is a medium-severity cross-site scripting vulnerability in Paloaltonetworks Pan-Os, published on 13 Dec 2023. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.

Official description

A cross-site scripting (XSS) vulnerability in Palo Alto Networks PAN-OS software enables a malicious authenticated read-write administrator to store a JavaScript payload using the web interface. Then, when viewed by a properly authenticated administrator, the JavaScript payload executes and disguises all associated actions as performed by that unsuspecting authenticated administrator.

Weakness: CWE-79

Which versions are affected by CVE-2023-6789?

It affects 1 product.

Products include Paloaltonetworks Pan-Os.

How do I fix CVE-2023-6789?

No fix has been published for CVE-2023-6789 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2023-6789 being exploited?

There is no known exploitation of CVE-2023-6789 in the wild and no public exploit code.

All Paloaltonetworks Pan-Os vulnerabilities

Sources

Also known as GHSA-c7j9-rrpf-r62p.