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CVE-2022-20813

CRITICAL CVSS: 9.0 Published: 2022-07-06 Modified: 2026-06-17

Description

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 Platforms

Cisco ExpresswayCisco Telepresence Video Communication Server

Weakness Type

CWE-158, CWE-295

References