Cisco Expressway Series and Cisco TelePresence Video Communication Server Vulnerabilities
CVE-2022-20812
9CRITICAL
Summary
Multiple vulnerabilities in the API and in the web-based management interface of Cisco Expressway Series and Cisco TelePresence Video Communication Server (VCS) could allow a remote attacker to overwrite arbitrary files or conduct null byte poisoning attacks on an affected device. Note: Cisco Expressway Series refers to the Expressway Control (Expressway-C) device and the Expressway Edge (Expressway-E) device. For more information about these vulnerabilities, see the Details section of this advisory.
Affected Version(s)
Cisco TelePresence Video Communication Server (VCS) Expressway
References
CVSS V3.1
Score:
9
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Changed
Timeline
- 👾
Exploit known to exist
Vulnerability published
Vulnerability Reserved