#VU68064 Time-of-check Time-of-use (TOCTOU) Race Condition in Apex One


Published: 2022-10-08

Vulnerability identifier: #VU68064

Vulnerability risk: Low

CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-41744

CWE-ID: CWE-367

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Apex One
Client/Desktop applications / Antivirus software/Personal firewalls

Vendor: Trend Micro

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a race condition in Vulnerability Protection Service. A local user can turn a specific working directory into a mount point on affected installations and escalate privileges on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Apex One: 2019 - Patch 6 B10048


External links
http://success.trendmicro.com/dcx/s/solution/000291645
http://www.zerodayinitiative.com/advisories/ZDI-22-1404/


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.


Latest bulletins with this vulnerability