Improper Authentication in Intel Server OpenBMC Firmware

1) Improper Authentication

EUVDB-ID: #VU87585

Risk: Low

CVSSv4.0: 1.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-31189

CWE-ID: CWE-287 - Improper Authentication

Exploit availability: No

Description

The vulnerability allows a local user to bypass authentication process.

The vulnerability exists due to an error in when processing authentication requests. A local user can bypass authentication process and gain elevated privileges.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Intel Server Product OpenBMC: before egs-1.09

CPE2.3

• cpe:2.3:h:intel:intel_server_product_openbmc:*:*:*:*:*:*:*:*

External links

https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00922.html

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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