#VU59110 Insufficient verification of data authenticity in Apex One


Published: 2021-12-29 | Updated: 2022-01-06

Vulnerability identifier: #VU59110

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-2021-45441

CWE-ID: CWE-345

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 an origin validation error. A local user can create a specially crafted file that to issue commands over a certain pipe and elevate to a higher level of privileges.  

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Apex One: 2019 - Patch 5 b9565


External links
http://success.trendmicro.com/solution/000289996
http://www.zerodayinitiative.com/advisories/ZDI-22-017/


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