Input validation error in BIOS firmware - CVE-2023-5058
Published: December 7, 2023
Vulnerability identifier: #VU83976
CSH Severity: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2023-5058
CWE-ID: CWE-20
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
BIOS firmware
BIOS firmware
Software vendor:
Phoenix Technologies
Phoenix Technologies
Description
The vulnerability allows a local user to compromise the affected system.
The vulnerability exists due to insufficient validation of user-supplied input. A local user with write access to the ESP of the victim device can exploit by storing a maliciously crafted logo image.
The vulnerability was dubbed LogoFAIL.
Remediation
Install updates from vendor's website.