cisco-sa-20181003-express-vcs-rce: Cisco Expressway Series and Cisco TelePresence Video Communication Server Remote Code Execution Vulnerability
First published: Wed Oct 03 2018(Updated: )
A vulnerability in the administrative web interface of Cisco Expressway Series and Cisco TelePresence Video Communication Server (VCS) could allow an authenticated, remote attacker to execute code with user-level privileges on the underlying operating system. The vulnerability is due to insufficient validation of the content of upgrade packages. An attacker could exploit this vulnerability by uploading a malicious archive to the Upgrade page of the administrative web interface. A successful exploit could allow the attacker to execute code with user-level privileges on the underlying operating system. There are no workarounds that address this vulnerability. This advisory is available at the following link: https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20181003-express-vcs-rce
Credit: Richard Warren NCC Group
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Cisco Expressway | ||
| Cisco TelePresence Video Communication Server Firmware |
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Reference Links
Frequently Asked Questions
What is the severity of cisco-sa-20181003-express-vcs-rce?
The severity of cisco-sa-20181003-express-vcs-rce is classified as high due to the potential for remote code execution by an authenticated attacker.
How do I fix cisco-sa-20181003-express-vcs-rce?
To fix cisco-sa-20181003-express-vcs-rce, update your Cisco Expressway Series or Cisco TelePresence Video Communication Server to the latest patched version provided by Cisco.
Who is affected by cisco-sa-20181003-express-vcs-rce?
Cisco Expressway Series and Cisco TelePresence Video Communication Server users are affected by cisco-sa-20181003-express-vcs-rce.
What type of attack is cisco-sa-20181003-express-vcs-rce associated with?
cisco-sa-20181003-express-vcs-rce is associated with a remote code execution attack targeting the administrative web interface.
What privileges can an attacker gain from cisco-sa-20181003-express-vcs-rce?
An authenticated attacker can gain user-level privileges on the underlying operating system through cisco-sa-20181003-express-vcs-rce.
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