#VU89749 Input validation error in UEFI firmware and Intel Server D50DNP - CVE-2024-23487

Vulnerability identifier: #VU89749

Vulnerability risk: High

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2024-23487

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
UEFI firmware
Hardware solutions / Firmware
Intel Server D50DNP
Hardware solutions / Firmware

Vendor: Intel

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to insufficient validation of user-supplied input in UserAuthenticationSmm driver. A local administrator can pass specially crafted input to the application and gain elevated privileges.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

UEFI firmware: All versions

Intel Server D50DNP: All versions

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External links
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-01080.html

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.