Unverified Password Change in Expressway Series and TelePresence Video Communication Server (VCS) - CVE-2023-20105

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Main Vulnerability Database Vulnerabilities #VU77083

Unverified Password Change in Expressway Series and TelePresence Video Communication Server (VCS) - CVE-2023-20105

Published: June 8, 2023


Vulnerability identifier: #VU77083
CSH Severity: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2023-20105
CWE-ID: CWE-620
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Expressway Series
TelePresence Video Communication Server (VCS)
Software vendor:
Cisco Systems, Inc

Description

The vulnerability allows a remote attacker to escalate privileges on the system.

The vulnerability exists due to incorrect handling of password change requests in the change password functionality. A remote user can send a specially crafted request and alter the passwords of any user on the system and then impersonate that user.


Remediation

Install updates from vendor's website.

External links