Link following in Apex One - CVE-2021-44024
Published: December 29, 2021 / Updated: January 6, 2022
Vulnerability identifier: #VU59107
CSH Severity: Low
CVSS v4: 6.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-44024
CWE-ID: CWE-59
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to insecure link following. A local user can create a specially crafted symbolic link and overwrite arbitrary files with SYSTEM privileges.
Affected software
Apex One
Worry-Free Business Security
Worry-Free Business Security
How to mitigate CVE-2021-44024
Install updates from vendor's website.
Apex One - update to Patch 6 B10048
Worry-Free Business Security - update to 10.0 SP1 Patch 2368
Worry-Free Business Security - update to 10.0 SP1 Patch 2368