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
EPSS: 0.002 (8.8th percentile) — read the EPSS interpretation.
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.
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
- psirt@nvidia.com (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.