CVE-2022-20813 - CVE House
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Status published Critical CVE-2022-20813

Cisco Expressway Series and Cisco TelePresence Video Communication Server Vulnerabilities

Vulnerability 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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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Affected Vendor

Affected Software

Cisco TelePresence Video Communication Server (VCS) Expressway
Vulnerable Versions:
Unknown

Timeline

Official Publish: July 6th, 2022
Last Modified: November 6th, 2024
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:L

Weaknesses (CWE)

CWE-158

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.