Privilege escalation in Dell OpenManage Server Administrator (OMSA)

1) Insecure DLL loading

EUVDB-ID: #VU70439

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-2022-34396

CWE-ID: CWE-427 - Uncontrolled Search Path Element

Exploit availability: No

Description

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

The vulnerability exists due to the application loads DLL libraries in an insecure manner. A local user can place a malicious .DLL file on the system and execute arbitrary code with elevated privileges.

Mitigation

Install hotfix 246014 from vendor's website.

Vulnerable software versions

Dell EMC OpenManage Server Administrator: 10.3.0

External links

http://www.dell.com/support/kbdoc/nl-nl/000206609/dsa-2022-321-dell-openmanage-server-administrator-omsa-security-update-for-dll-injection-vulnerability
http://www.dell.com/support/home/en-us/drivers/driversdetails?driverid=VR638

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.