CVE-2021-34716: A vulnerability in the web-based management interface of Cisco Expressway Series and Cisco TelePresence Video Communication Server (VCS) could allow an…

PriorityP351high7.2CVSS 3.1

AVNACLPRHUINSUCHIHAH

EPSS

2.40%

82.2th percentile

A vulnerability in the web-based management interface of Cisco Expressway Series and Cisco TelePresence Video Communication Server (VCS) could allow an authenticated, remote attacker to execute arbitrary code on the underlying operating system as the root user. This vulnerability is due to incorrect handling of certain crafted software images that are uploaded to the affected device. An attacker could exploit this vulnerability by authenticating to the system as an administrative user and then uploading specific crafted software images to the affected device. A successful exploit could allow the attacker to execute arbitrary code on the underlying operating system as the root user.

Affected

4 ranges

Vendor	Product	Version range	Fixed in
cisco	cisco_telepresence_video_communication_server_expressway	—	—
cisco	expressway	>= x8.6.0 < x14.1	x14.1
cisco	expressway_series_and_telepresence_video_communication_server	—	—
cisco	telepresence_video_communication_server	x8.6 – x14.0.3	—

CVSS provenance

nvdv3.17.2HIGHCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

nvdv2.09.0CRITICALAV:N/AC:L/Au:S/C:C/I:C/A:C

vendor_cisco6.7MEDIUM

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