CVE-2024-7834 Local privilege escalation in Overwolf

High 7.8 Published 4 Sep 2024 Updated 4 Sep 2024

An attacker with local access can escalate privileges to SYSTEM by placing a malicious DLL in a user-writable folder loaded by Overwolf.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2024-7834?

CVE-2024-7834 is a high-severity vulnerability in Overwolf, published on 4 Sep 2024. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

A local privilege escalation is caused by Overwolf loading and executing certain dynamic link library files from a user-writeable folder in SYSTEM context on launch. This allows an attacker with unprivileged access to the system to run arbitrary code with SYSTEM privileges by placing a malicious .dll file in the respective location.

Weakness: CWE-427

Which versions are affected by CVE-2024-7834?

It affects 1 product.

Products include Overwolf Overwolf.

How do I fix CVE-2024-7834?

No fix has been published for CVE-2024-7834 yet. Limit exposure of the affected software until one is available.

Is CVE-2024-7834 being exploited?

There is no known exploitation of CVE-2024-7834 in the wild and no public exploit code.

Sources

Also known as GHSA-4j5r-p7p6-v9j4.