CVE-2020-12138 Privilege escalation in n/a
Low-privileged users can escalate to SYSTEM privileges by interacting with physical memory via vulnerable AMD GPU driver routines.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2020-12138?
CVE-2020-12138 is a high-severity vulnerability in n/a, published on 27 Apr 2020. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
AMD ATI atillk64.sys 5.11.9.0 allows low-privileged users to interact directly with physical memory by calling one of several driver routines that map physical memory into the virtual address space of the calling process. This could enable low-privileged users to achieve NT AUTHORITY\SYSTEM privileges via a DeviceIoControl call associated with MmMapIoSpace, IoAllocateMdl, MmBuildMdlForNonPagedPool, or MmMapLockedPages.
Weakness: CWE-862
Which versions are affected by CVE-2020-12138?
It affects 1 product.
Products include Amd Atillk64.
How do I fix CVE-2020-12138?
No fix has been published for CVE-2020-12138 yet. Limit exposure of the affected software until one is available.
Is CVE-2020-12138 being exploited?
There is no known exploitation of CVE-2020-12138 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-crg4-9cvh-c76f.