CVE-2020-27384 Privilege escalation in n/a
An authenticated user can escalate privileges by modifying the launcher executable due to insecure world-writable directory permissions.
- 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-2020-27384?
CVE-2020-27384 is a high-severity vulnerability in n/a, published on 9 Jun 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
The Gw2-64.exe in Guild Wars 2 launcher version 106916 suffers from an elevation of privileges vulnerability which can be used by an "Authenticated User" to modify the existing executable file with a binary of his choice. The vulnerability exist due to the improper permissions, with the 'F' flag (Full Control) for 'Everyone' group, making the entire directory 'Guild Wars 2' and its files and sub-dirs world-writable.
Weakness: CWE-276
Which versions are affected by CVE-2020-27384?
It affects 1 product.
Products include Arena Guild Wars 2.
How do I fix CVE-2020-27384?
No fix has been published for CVE-2020-27384 yet. Limit exposure of the affected software until one is available.
Is CVE-2020-27384 being exploited?
There is no known exploitation of CVE-2020-27384 in the wild and no public exploit code.
Sources
Also known as GHSA-8h74-7h77-7f6p.