CVE-2024-2633 Multiple vulnerabilities on Meta4 HR from Cegid

Medium 6.1 Published 19 Mar 2024 Updated 1 Aug 2024

An attacker can execute arbitrary scripts in the victim's browser via the lang parameter in Meta4 HR, potentially leading to session hijacking or data theft.

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-2024-2633?

CVE-2024-2633 is a medium-severity cross-site scripting vulnerability in Cegid Meta4 HR, published on 19 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

A Cross-Site Scripting Vulnerability has been found on Meta4 HR affecting version 819.001.022 and earlier. The endpoint '/sitetest/english/dumpenv.jsp' is vulnerable to XSS attack by 'lang' query, i.e. '/sitetest/english/dumpenv.jsp?snoop=yes&lang=%27%3Cimg%20src/onerror=alert(1)%3E&params'.

Weakness: CWE-79

Which versions are affected by CVE-2024-2633?

How do I fix CVE-2024-2633?

No fix has been published for CVE-2024-2633 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-2024-2633 being exploited?

There is no known exploitation of CVE-2024-2633 in the wild and no public exploit code.

Sources

Also known as GHSA-m378-w9xj-hg9r.