Buffer overflow in NVIDIA Dgx H100
CVE-2023-25527
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.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.002 (8.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 9th percentile — 8.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: +0.000
Affected products
- NVIDIA Dgx H100
- NVIDIA Dgx H100 Bmc — versions All versions prior to 23.08.07
- NVIDIA Dgx H100 Firmware
Weakness classification (CWE)
References
- nvidia.custhelp.com/app/answers/detail/a_id/5473 (Vendor Advisory)
Frequently asked questions
- What is CVE-2023-25527?
- CVE-2023-25527 is a high-severity vulnerability in NVIDIA Dgx H100, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.8/10. Published 2023-09-20.
- How severe is CVE-2023-25527?
- High severity. CVSS v3 base score is 7.8 out of 10.