Privilege escalation in Intel Server Board BMC video driver

1) Untrusted search path

EUVDB-ID: #VU79493

Risk: Low

CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-34355

CWE-ID: CWE-426 - Untrusted Search Path

Exploit availability: No

Description

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

The vulnerability exists due to usage of an untrusted search path in Intel Server Board M10JNP2SB integrated BMC video drivers. A local user can place a malicious binary into a specific location on the system and execute arbitrary code with escalated privileges.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Intel Server Board M10JNP2SB: before 1.13.4

CPE2.3

• cpe:2.3:h:intel:intel_server_board_m10jnp2sb:*:*:*:*:*:*:*:

External links

http://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00899.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.