#VU60164 Insecure DLL loading in Acer Care Center - CVE-2021-45975

Vulnerability identifier: #VU60164

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-2021-45975

CWE-ID: CWE-427

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Acer Care Center
Client/Desktop applications / Other client software

Vendor: Acer

Description

The vulnerability allows a local user to compromise vulnerable system.

The vulnerability exists due to the application loads DLL libraries in an insecure manner. A local user can place a specially crafted .dll file and execute arbitrary code on victim's system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Acer Care Center: V4.00.3000 - V4.00.3034

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External links
https://aptw.tf/2022/01/20/acer-care-center-privesc.html
https://acercsi.com
https://community.acer.com/en/kb/articles/14757-acer-care-center-requires-an-update-to-resolve-a-security-vulnerability

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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.