CVE-2022-34399: dell alienware_m15_a6_firmware

Vulnerability summary

CVE-2022-34399 is a medium (CVSS 5.1) vulnerability in dell alienware_m15_a6_firmware. EPSS estimates a 0.18% chance of exploitation in the next 30 days, higher than 7.4% of scored vulnerabilities.

Timeline

1. 18-01-2023
   PublishedVulnerability first disclosed.
2. 03-04-2025
   Last modifiedVulnerability information updated.

Description

Dell Alienware m17 R5 BIOS version prior to 1.2.2 contain a buffer access vulnerability. A malicious user with admin privileges could potentially exploit this vulnerability by sending input larger than expected in order to leak certain sections of SMRAM.

• CWE-805Buffer Access with Incorrect Length ValueThe product uses a sequential operation to read or write a buffer, but it uses an incorrect length value that causes it to access memory that is outside of the bounds of the buffer.
• 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.