Windows Hard Link in Apex One - CVE-2020-24562
Published: April 22, 2021
Vulnerability identifier: #VU52480
CSH Severity: Low
CVSS v4.0: 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-2020-24562
CWE-ID: CWE-65
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Trend Micro
Affected software:
Apex One
Apex One
Detailed vulnerability description
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to Windows improperly handles hard links within the ApexOne Security Agent. A local user can create a hard link and abuse the service to overwrite the contents of a chosen file, leading to an elevated status.
How to mitigate CVE-2020-24562
Install updates from vendor's website.