Vulnerability identifier: #VU50119

Vulnerability risk: Medium

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-25238

CWE-ID: CWE-284

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
OfficeScan
Client/Desktop applications / Antivirus software/Personal firewalls

Vendor: Trend Micro

Description

The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to improper access restrictions within the web console on port 4343/TCP. A remote attacker can bypass implemented security restrictions and obtain information about the server and agents - such as hotfix information, logs and hostname.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

OfficeScan: XG SP1

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External links
http://success.trendmicro.com/solution/000284205
http://www.zerodayinitiative.com/advisories/ZDI-21-121/

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.