CVE-2023-20192: Cisco Expressway Series and Cisco TelePresence Video Communication Server Privilege Escalation Vulnerabilities
First published: Wed Jun 28 2023(Updated: )
Multiple vulnerabilities in Cisco Expressway Series and Cisco TelePresence Video Communication Server (VCS) could allow an authenticated attacker with Administrator-level read-only credentials to elevate their privileges to Administrator with read-write credentials on an affected system. Note: "Cisco Expressway Series" refers to Cisco Expressway Control (Expressway-C) devices and Cisco Expressway Edge (Expressway-E) devices. For more information about these vulnerabilities, see the Details section of this advisory.
Credit: ykramarz@cisco.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Cisco TelePresence Video Communication Server | <=x14.0.3 | |
| Cisco TelePresence Video Communication Server | <=x14.0.3 |
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Reference Links
Frequently Asked Questions
What are the vulnerabilities in Cisco Expressway Series and Cisco TelePresence Video Communication Server?
Multiple vulnerabilities in Cisco Expressway Series and Cisco TelePresence Video Communication Server could allow an authenticated attacker with Administrator-level read-only credentials to elevate their privileges to Administrator with read-write credentials on an affected system.
What is the severity level of CVE-2023-20192?
The severity level of CVE-2023-20192 is critical with a CVSS score of 7.7.
How can an attacker exploit CVE-2023-20192?
An attacker can exploit CVE-2023-20192 by using authenticated read-only credentials to escalate their privileges to Administrator with read-write credentials on an affected system.
Which versions of Cisco TelePresence Video Communication Server are affected by CVE-2023-20192?
Versions up to and including x14.0.3 of Cisco TelePresence Video Communication Server are affected by CVE-2023-20192.
Where can I find more information about CVE-2023-20192?
You can find more information about CVE-2023-20192 on the Cisco Security Advisory page.
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