CVE-2025-23301 Misconfiguration in HGX, DGX Blackwell
A VBIOS misconfiguration in NVIDIA HGX and DGX systems allows attackers to set unsafe debug levels, potentially causing denial of service.
- 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-2025-23301?
CVE-2025-23301 is a medium-severity vulnerability in NVIDIA HGX, DGX Blackwell, published on 4 Sep 2025. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
NVIDIA HGX and DGX contain a vulnerability where a misconfiguration of the VBIOS could enable an attacker to set an unsafe debug access level. A successful exploit of this vulnerability might lead to denial of service.
Weakness: CWE-1244
Which versions are affected by CVE-2025-23301?
How do I fix CVE-2025-23301?
No fix has been published for CVE-2025-23301 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-23301 being exploited?
There is no known exploitation of CVE-2025-23301 in the wild and no public exploit code.
Sources
Also known as GHSA-5877-738q-8jm4.