Vulnerability identifier: #VU60964

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-2022-20665

CWE-ID: CWE-77

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Cisco StarOS
Operating systems & Components / Operating system

Vendor: Cisco Systems, Inc

Description

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

The vulnerability exists due to insufficient input validation of CLI commands. A local user can run a specially crafted command to execute arbitrary code with elevated privileges.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Cisco StarOS: 21.21.0 - 21.23.n6

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External links
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-staros-cmdinj-759mNT4n
http://bst.cloudapps.cisco.com/bugsearch/bug/CSCvz22969

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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.