Vulnerability · Published Jul 6, 2022 · Assigned by cisco
CVE-2022-20812Cisco Expressway Series and Cisco TelePresence Video Communication Server Vulnerabilities
Critical 9.0
In plain English
A critical-severity security flaw in Cisco TelePresence Video Communication Server (VCS) Expressway from Cisco. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 2.0% (higher than 81% of all known vulnerabilities).
Official 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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Cisco | Cisco TelePresence Video Communication Server (VCS) Expressway | n/a |
Weakness: CWE-158 · Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:L