Vulnerability identifier: #VU75374

Vulnerability risk: Low

CVSSv3.1: 3.9 [CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-20092

CWE-ID: CWE-284

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Cisco TelePresence Collaboration Endpoint (CE)
Hardware solutions / Office equipment, IP-phones, print servers
Cisco RoomOS
Operating systems & Components / Operating system

Vendor: Cisco Systems, Inc

Description

The vulnerability allows a local user to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to improper access restrictions in the CLI. A local administrator can place a symbolic link in a specific location on the local file system and overwrite arbitrary files.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Cisco TelePresence Collaboration Endpoint (CE): 10 - 11

Cisco RoomOS: 10.0 - 11.0

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External links
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-roomos-file-write-rHKwegKf

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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.