Improper restriction of communication channel to intended endpoints in Cisco Umbrella Virtual Appliance - CVE-2017-6679
Published: August 17, 2023
Vulnerability identifier: #VU79657
CSH Severity: Medium
CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2017-6679
CWE-ID: CWE-923
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to compromise the affected system.
The vulnerability exists due to an undocumented support mechanism in the remote support feature of Cisco Umbrella Virtual Appliance. A remote user can obtain full control without explicit customer approval.
Affected software
Cisco Umbrella Virtual Appliance
How to mitigate CVE-2017-6679
Install updates from vendor's website.
Cisco Umbrella Virtual Appliance - update to 2.1.0