Buffer overflow in PowerEdge Server BIOS and Precision BIOS - CVE-2022-34415
Published: August 11, 2023
Vulnerability identifier: #VU79420
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2022-34415
CWE-ID: CWE-119
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Dell
Affected software:
PowerEdge Server BIOS
Precision BIOS
PowerEdge Server BIOS
Precision BIOS
Detailed vulnerability description
The vulnerability allows a local privileged user to execute arbitrary code on the target system.
The vulnerability exists due to Improper SMM communication buffer verification. A local privileged user can send a specially crafted data, trigger memory corruption and execute arbitrary code on the target system.
How to mitigate CVE-2022-34415
Install updates from vendor's website.