CVE-2025-50892 Missing authorization in n/a
A local attacker can exploit improper privilege validation in the EaseUS Todo Backup driver to read/write raw disk data, causing information disclosure, denial of service, or privilege escalation.
- 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-2025-50892?
CVE-2025-50892 is a high-severity missing authorization vulnerability in n/a, published on 10 Sep 2025. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
The eudskacs.sys driver version 20250328 shipped with EaseUs Todo Backup 1.2.0.1 fails to properly validate privileges for I/O requests (IRP_MJ_READ/IRP_MJ_WRITE) sent to its device object. This allows a local, low-privileged attacker to perform arbitrary raw disk reads and writes, leading to sensitive information disclosure, denial of service, or local privilege escalation.
Weakness: CWE-269
Which versions are affected by CVE-2025-50892?
It affects 1 product.
Products include Easeus Eudskacs.sys Driver.
How do I fix CVE-2025-50892?
No fix has been published for CVE-2025-50892 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2025-50892 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-50892 exists.
Sources
Also known as GHSA-ch4p-cwc6-298r.