Vulnerability identifier: #VU58301

Vulnerability risk: Low

CVSSv3.1: 7.7 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-21912

CWE-ID: CWE-276

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
R-SeeNet
Server applications / Other server solutions

Vendor: Advantech Co., Ltd

Description

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

The vulnerability exists due to incorrect default permissions in the Windows version of installation within the "Apache2.2" service binary file in the directory. A local user with access to the system can view contents of files and directories or modify them.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

R-SeeNet: 2.4.15

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External links
http://www.talosintelligence.com/vulnerability_reports/TALOS-2021-1360icsa-21-348-01

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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.