Vulnerability identifier: #VU59088

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-2021-21904

CWE-ID: CWE-22

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Garrett Metal Detectors iC Module CMA
Hardware solutions / Other hardware appliances

Vendor: Garrett Metal Detectors

Description

The vulnerability allows a local user to perform directory traversal attacks.

The vulnerability exists due to input validation error when processing CLI setenv command arguments. A local user can run a specially crafted command to overwrite arbitrary files on the system.

Successful exploitation of the vulnerability may allow an attacker to escalate privileges on the system.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Garrett Metal Detectors iC Module CMA: 5.0

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External links
http://www.talosintelligence.com/vulnerability_reports/TALOS-2021-1356

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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.