QID 38873

Date Published: 2022-06-20

QID 38873: Cisco Expressway Series and TelePresence Video Communication Server Remote Code Execution (RCE) Vulnerability (cisco-sa-ewrce-QPynNCjh)

A vulnerability in the image verification function of Cisco Expressway Series and
Cisco TelePresence Video Communication Server (VCS) could
allow an authenticated, remote attacker to execute code with internal user privileges on the underlying operating system.

Affected Products
Cisco Expressway Series and Cisco TelePresence VCS if they were running a release
from x8.6 or later to X14.0.2.

QID Detection Logic (Unauthenticated):
The check matches version of Cisco TelePresence Video Communication Server Expressway on the exposed banner information under the SIP banner.

A successful exploit could allow the attacker to execute arbitrary code on the underlying operating system as the root user.

  • CVSS V3 rated as High - 7.2 severity.
  • CVSS V2 rated as Critical - 9 severity.
    • Solution

    Customers are advised to refer to cisco-sa-ewrce-QPynNCjh for more information.

    Vendor References

    CVEs related to QID 38873

    CVE-2021-34716 |
    Software Advisories
    Advisory ID Software Component Link
    cisco-sa-ewrce-QPynNCjh URL Logo tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ewrce-QPynNCjh
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