CVE-2025-3771 Path traversal in System Information Reporter
An authenticated local user can overwrite system files via symbolic link manipulation, potentially causing a system crash in Trellix System Information Reporter.
- 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-2025-3771?
CVE-2025-3771 is a high-severity path traversal vulnerability in Trellix System Information Reporter, published on 26 Jun 2025. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
A path or symbolic link manipulation vulnerability in SIR 1.0.3 and prior versions allows an authenticated non-admin local user to overwrite system files with SIR backup files, which can potentially cause a system crash. This was achieved by adding a malicious entry to the registry under the Trellix SIR registry folder or via policy or with a junction symbolic link to files that the user would not normally have permission to acces
Weakness: CWE-59
Which versions are affected by CVE-2025-3771?
It affects 1 product.
Products include Trellix System Information Reporter.
How do I fix CVE-2025-3771?
No fix has been published for CVE-2025-3771 yet. Limit exposure of the affected software until one is available.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2025-3771 being exploited?
There is no known exploitation of CVE-2025-3771 in the wild and no public exploit code.
Other vulnerabilities in Trellix System Information Reporter
Sources
Also known as GHSA-9c4h-xhg9-x3gj.