CVE-2024-6523 ZKTeco BioTime system-group-add cross site scripting

Medium 5.3 Published 5 Jul 2024 Updated 1 Aug 2024

Remote attackers can inject malicious scripts via the user argument in the system-group-add handler, potentially compromising user sessions.

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

What is CVE-2024-6523?

CVE-2024-6523 is a medium-severity cross-site scripting vulnerability in ZKTeco BioTime, published on 5 Jul 2024. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A vulnerability was found in ZKTeco BioTime up to 9.5.2. It has been classified as problematic. Affected is an unknown function of the component system-group-add Handler. The manipulation of the argument user with the input <script>alert('XSS')</script> leads to cross site scripting. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. VDB-270366 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Weakness: CWE-79

Which versions are affected by CVE-2024-6523?

It affects 1 product.

Products include Zkteco Biotime.

How do I fix CVE-2024-6523?

No fix has been published for CVE-2024-6523 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-2024-6523 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-6523 exists.

Sources

Also known as GHSA-77rx-vgv7-8925.