CVE-2022-34422: dell c4130_firmware

Vulnerability summary

CVE-2022-34422 is a high (CVSS 7.5) vulnerability in dell c4130_firmware. EPSS estimates a 0.17% chance of exploitation in the next 30 days, higher than 6.2% of scored vulnerabilities.

Timeline

1. 16-03-2023
   PublishedVulnerability first disclosed.
2. 26-02-2025
   Last modifiedVulnerability information updated.

Description

Dell PowerEdge BIOS and Dell Precision BIOS contain an Improper SMM communication buffer verification vulnerability. A local malicious user with high Privileges may potentially exploit this vulnerability to perform arbitrary code execution or cause denial of service.

• CWE-119Improper Restriction of Operations within the Bounds of a Memory BufferThe product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.