CVE-2021-20726 Privilege escalation in The Installer of Overwolf
Attackers can execute arbitrary code and gain privileges via a Trojan horse DLL in the Overwolf installer due to an untrusted search path.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2021-20726?
CVE-2021-20726 is a high-severity vulnerability in The Installer of Overwolf, published on 24 May 2021. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
Untrusted search path vulnerability in The Installer of Overwolf 2.168.0.n and earlier allows an attacker to gain privileges and execute arbitrary code with the privilege of the user invoking the installer via a Trojan horse DLL in an unspecified directory.
Weakness: CWE-427
Which versions are affected by CVE-2021-20726?
It affects 1 product.
Products include Overwolf Overwolf.
How do I fix CVE-2021-20726?
No fix has been published for CVE-2021-20726 yet. Limit exposure of the affected software until one is available.
Is CVE-2021-20726 being exploited?
There is no known exploitation of CVE-2021-20726 in the wild and no public exploit code.
Other vulnerabilities in The Installer of Overwolf
Sources
Also known as GHSA-j67v-2mw8-jj8w.