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Case File

CVE-2022-20813

CRITICAL · CVSS 9 EPSS 1.05%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2022-07-06 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.0. It affects Cisco. It may be remotely exploitable.

CVE
CVE-2022-20813
Severity
CRITICAL
CVSS
9
EPSS
1.05%
Cisco

Original NVD 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.

Related CVEs

Other vulnerabilities affecting the same vendor(s)