CVE-2022-20812: Multiple vulnerabilities in the API and in the web-based management interface of Cisco Expressway Series and Cisco TelePresence Video Communication Server…

PriorityP342medium6.5CVSS 3.1

AVNACLPRHUINSUCNIHAH

EPSS

1.80%

76.1th percentile

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

4 ranges

Vendor	Product	Version range	Fixed in
cisco	cisco_telepresence_video_communication_server_expressway	—	—
cisco	expressway	< x14.0.7	x14.0.7
cisco	expressway_series_and_cisco_telepresence_video_communication_server	—	—
cisco	telepresence_video_communication_server	< x14.0.7	x14.0.7

CVSS provenance

nvdv3.16.5MEDIUMCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H

nvdv2.08.5HIGHAV:N/AC:L/Au:S/C:N/I:C/A:C

vendor_cisco9.0CRITICAL

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