Privilege escalation in Intel Rapid Storage Technology (RST)

1) Untrusted search path

EUVDB-ID: #VU79372

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-43456

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 untrusted search path. A local user can place a malicious binary file on the affected system and execute arbitrary code with elevated privileges.

Mitigation

Intel recommends updating Intel® RST software to the latest versions. 

Updates are available for download at the following locations:

• Intel® RST Driver Installation Software with Intel® Optane™ Memory (11th up to 13th Gen Platforms) to version 19.5.2.1049.5 or later:
  https://www.intel.com/content/www/us/en/download/720755/
• Intel® RST Driver Installation Software with Intel® Optane™ Memory (10th and 11th Gen Platforms) to version 18.7.6.1010.3 or later:
  https://www.intel.com/content/www/us/en/download/19512
• Intel® RST Driver Installation Software with Intel® Optane™ Memory (8th and 9th Gen Platforms) to version 17.11.3.1010.2 or later:
  https://www.intel.com/content/www/us/en/download/19755
• Intel® RST User Interface and Driver software to version 16.8.5.1014.5 or later:
  https://www.intel.com/content/www/us/en/download/15667

Vulnerable software versions

Intel Rapid Storage Technology: before 16.8.5.1014.5

CPE2.3

• cpe:2.3:h:intel:r_s_t:*:*:*:*:*:*:*:*

External links

https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00795.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.