CVE-2022-32493: dell alienware_area_51m_r1_firmware Stack-based Buffer Overflow

Vulnerability summary

CVE-2022-32493 is a high (CVSS 7.8) Stack-based Buffer Overflow vulnerability in dell alienware_area_51m_r1_firmware. EPSS estimates a 0.21% chance of exploitation in the next 30 days, higher than 10.2% of scored vulnerabilities.

Timeline

1. 12-10-2022
   PublishedVulnerability first disclosed.
2. 15-05-2025
   Last modifiedVulnerability information updated.

Description

Dell BIOS contains an Stack-Based Buffer Overflow vulnerability. A local authenticated malicious user may potentially exploit this vulnerability by using an SMI to gain arbitrary code execution in SMRAM.

• CWE-121Stack-based Buffer OverflowA stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function).
• CWE-787Out-of-bounds WriteThe product writes data past the end, or before the beginning, of the intended buffer.