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Cisco Expressway Series and Cisco TelePresence Video Communication Server Vulnerabilities

cisco-sa-expressway-overwrite-3buqW8LH · Critical · Published · Updated

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. Cisco has released software updates that address these vulnerabilities. There are no workarounds that address these vulnerabilities. This advisory is available at the following link:https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-expressway-overwrite-3buqW8LH

Cisco advisory ·CSAF JSON

Workarounds

There are no workarounds that address these vulnerabilities.

CVEsCVE-2022-20812, CVE-2022-20813
Cisco Bug IDsCSCwa01080, CSCwa01085
CVSS ScoreBase 7.4
Base 7.4 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N/E:X/RL:X/RC:X
Base 9.0 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:L/E:X/RL:X/RC:X
Product Names From Source
Cisco TelePresence Video Communication Server (VCS) Expressway

Related Products

Product CVE Evidence
Cisco TelePresence Video Communication Server (VCS) Expressway CVE-2022-20813 Cisco OpenVuln
Cisco TelePresence Video Communication Server (VCS) Expressway CVE-2022-20812 Cisco OpenVuln
Cisco TelePresence Video Communication Server (VCS) CVE-2022-20813 Cisco OpenVuln
Cisco TelePresence Video Communication Server (VCS) CVE-2022-20812 Cisco OpenVuln
Cisco TelePresence CVE-2022-20813 Cisco OpenVuln
Cisco TelePresence CVE-2022-20812 Cisco OpenVuln
Cisco Expressway CVE-2022-20813 Cisco OpenVuln
Cisco Expressway CVE-2022-20812 Cisco OpenVuln