CVE-2022-42271: nvidia dgx_a100_firmware Classic Buffer Overflow

Vulnerability summary

CVE-2022-42271 is a high (CVSS 8.4) Classic Buffer Overflow vulnerability in nvidia dgx_a100_firmware. EPSS estimates a 0.25% chance of exploitation in the next 30 days, higher than 15.8% of scored vulnerabilities.

Timeline

1. 11-01-2023
   PublishedVulnerability first disclosed.
2. 08-04-2025
   Last modifiedVulnerability information updated.

Description

NVIDIA BMC contains a vulnerability in IPMI handler, where an authorized attacker can cause a buffer overflow and cause a denial of service or gain code execution

• CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer.