Improper access control in Cisco TelePresence Collaboration Endpoint and RoomOS Software

1) Improper access control

EUVDB-ID: #VU71113

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-2023-20008

CWE-ID: CWE-284 - Improper Access Control

Exploit availability: No

Description

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

The vulnerability exists due to improper access controls on files that are in the local file system. A local administrator can place a symbolic link in a specific location on the local file system and overwrite arbitrary files on the target device.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Cisco TelePresence Collaboration Endpoint (CE): 9.0 - 10.0

Cisco RoomOS: All versions

External links

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-roomos-dkjGFgRK

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.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected device in order to exploit this vulnerability.

The attacker would have to login to the system and perform certain actions in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.