SB2022102068 - Multiple vulnerabilities in Cisco TelePresence Collaboration Endpoint and RoomOS Software
Published: October 20, 2022
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 3 vulnerabilities.
1) Information disclosure (CVE-ID: CVE-2022-20953)
CWE-ID: CWE-200 - Exposure of sensitive information to an unauthorized actor
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local user to gain access to potentially sensitive information.
The vulnerability exists because excessive permissions have been assigned to system commands. A local user can send a specially crafted request and monitor keystrokes of a USB keyboard that is attached to the affected device.
2) Improper access control (CVE-ID: CVE-2022-20954)
CWE-ID: CWE-284 - Improper Access Control
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local user to gain unauthorized access to otherwise restricted functionality.
The vulnerability exists due to improper access restrictions on files that are within 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.
3) Improper access control (CVE-ID: CVE-2022-20955)
CWE-ID: CWE-284 - Improper Access Control
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local user to gain unauthorized access to otherwise restricted functionality.
The vulnerability exists due to improper access restrictions on files that are within 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.
Remediation
Install update from vendor's website.