CVE-2021-45975

Name: CVE-2021-45975
Creator: NVD / NIST
Published: 2022-01-26T15:15:07.693+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.60%

Last modified Jun 17, 2026

CVE-2021-45975 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. In ListCheck.exe in Acer Care Center 4.x before 4.00.3038, a vulnerability in the loading mechanism of Windows DLLs could allow a local attacker to perform a DLL hijacking attack. This vulnerability is due to incorrect handling of directory search paths at run time. EPSS estimates a 0.60% chance of exploitation in the next 30 days.

Description

In ListCheck.exe in Acer Care Center 4.x before 4.00.3038, a vulnerability in the loading mechanism of Windows DLLs could allow a local attacker to perform a DLL hijacking attack. This vulnerability is due to incorrect handling of directory search paths at run time. An attacker could exploit this vulnerability by placing a malicious DLL file on the targeted system. This file will execute when the vulnerable application launches. A successful exploit could allow the attacker to execute arbitrary code on the targeted system with local administrator privileges.

Metrics

CVSS 3.1

7.8/10

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS Probability

0.60%

44.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-426

Affected Software

Vendor	Product	Versions
Acer	Care Center	>= 4.0, < 4.00.3038

References

https://acercsi.comBroken Link
https://aptw.tf/2022/01/20/acer-care-center-privesc.htmlExploit, Third Party Advisory
https://community.acer.com/en/kb/articles/14757-acer-care-center-requires-an-update-to-resolve-a-security-vulnerabilityVendor Advisory
https://acercsi.comBroken Link
https://aptw.tf/2022/01/20/acer-care-center-privesc.htmlExploit, Third Party Advisory
https://community.acer.com/en/kb/articles/14757-acer-care-center-requires-an-update-to-resolve-a-security-vulnerabilityVendor Advisory

Timeline

Published: Jan 26, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-45975?

How severe is CVE-2021-45975?

CVE-2021-45975 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.60% probability of exploitation in the next 30 days.

How do I fix CVE-2021-45975?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-45975?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST