SB2023042030 - Multiple vulnerabilities in Cisco TelePresence Collaboration Endpoint and RoomOS

Description

This security bulletin contains information about 4 secuirty vulnerabilities.

1) Improper access control (CVE-ID: CVE-2023-20004)

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.

2) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2023-20090)

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

The vulnerability exists due to improper access control on certain CLI commands, which leads to security restrictions bypass and privilege escalation.

3) Improper access control (CVE-ID: CVE-2023-20091)

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.

4) Improper access control (CVE-ID: CVE-2023-20092)

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.

Remediation

Install update from vendor's website.

References

• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-roomos-file-write-rHKwegKf