Vulnerability identifier: #VU68525

Vulnerability risk: Low

CVSSv3.1: 4.5 [CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:H/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-20776

CWE-ID: CWE-22

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 perform directory traversal attacks.

The vulnerability exists due to input validation error when processing directory traversal sequences in the video endpoint xAPI. A local administrator can send a specially crafted HTTP request and read and write arbitrary files on the system.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Cisco TelePresence Collaboration Endpoint (CE): 9 - 10

Cisco RoomOS: All versions

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External links
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-roomos-trav-beFvCcyu

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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.