#VU52694 Insecure DLL loading in PCManager - CVE-2021-3464

Vulnerability identifier: #VU52694

Vulnerability 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-2021-3464

CWE-ID: CWE-427

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
PCManager
Other software / Other software solutions

Vendor: Lenovo

Description

The vulnerability allows a local user to compromise vulnerable system.

The vulnerability exists due to a DLL search path flaw. A local user can use a specially crafted .DLL file and gain elevated privileges.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

PCManager: before 3.0.400.3252

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External links
https://iknow.lenovo.com.cn/detail/dc_196156.html

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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.