Out-of-bounds write in Apex One - CVE-2021-25249
Published: January 28, 2021 / Updated: February 3, 2021
Vulnerability identifier: #VU50117
CSH Severity: Low
CVSS v4: 8.5 [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]
CVE-ID: CVE-2021-25249
CWE-ID: CWE-787
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a boundary error when processing untrusted input within TmCCSF.exe. A local user can run a specially crafted program to trigger an out-of-bounds write and execute arbitrary code with elevated privileges.
Affected software
Apex One
OfficeScan
Worry-Free Business Security
OfficeScan
Worry-Free Business Security
How to mitigate CVE-2021-25249
Install updates from vendor's website.
Apex One - update to CP 9167
OfficeScan - update to XG SP1 CP6040
Worry-Free Business Security - update to 10 SP1 Patch 2274
OfficeScan - update to XG SP1 CP6040
Worry-Free Business Security - update to 10 SP1 Patch 2274