CVE-2023-25527 Memory corruption in DGX H100 BMC
An authenticated local attacker can corrupt kernel memory in the NVIDIA DGX H100 BMC, leading to arbitrary code execution and 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-2023-25527?
CVE-2023-25527 is a high-severity memory corruption vulnerability in NVIDIA DGX H100 BMC, published on 20 Sep 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
NVIDIA DGX H100 BMC contains a vulnerability in the host KVM daemon, where an authenticated local attacker may cause corruption of kernel memory. A successful exploit of this vulnerability may lead to arbitrary kernel code execution, denial of service, escalation of privileges, information disclosure, and data tampering.
Weakness: CWE-119
Which versions are affected by CVE-2023-25527?
It affects 1 product.
Products include Nvidia Dgx H100 Firmware.
How do I fix CVE-2023-25527?
No fix has been published for CVE-2023-25527 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2023-25527 being exploited?
There is no known exploitation of CVE-2023-25527 in the wild and no public exploit code.
Other vulnerabilities in NVIDIA DGX H100 BMC
Sources
Also known as GHSA-4g2v-p7fm-xrqm.