CVE-2024-2594 Cross-Site Scripting (XSS) in AMSS++

High 7.1 Published 18 Mar 2024 Updated 1 Aug 2024

A remote attacker can steal session cookies from authenticated users via a crafted URL in AMSS++, leading to account takeover.

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

What is CVE-2024-2594?

CVE-2024-2594 is a high-severity cross-site scripting vulnerability in Amssplus AMSS++, published on 18 Mar 2024. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

Vulnerability in AMSS++ version 4.31, which does not sufficiently encode user-controlled input, resulting in a Cross-Site Scripting (XSS) vulnerability through /amssplus/admin/index.php, in multiple parameters. This vulnerability could allow a remote attacker to send a specially crafted URL to an authenticated user and steal their session cookie credentials.

Weakness: CWE-79

Which versions are affected by CVE-2024-2594?

It affects 1 product.

Products include Amss\+\+ Project Amss\+\+.

How do I fix CVE-2024-2594?

No fix has been published for CVE-2024-2594 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-2024-2594 being exploited?

There is no known exploitation of CVE-2024-2594 in the wild and no public exploit code.

Sources

Also known as GHSA-wh3q-8jwf-qv4m.