Privilege escalation in Cisco SD-WAN - CVE-2019-1646

 

Privilege escalation in Cisco SD-WAN - CVE-2019-1646

Published: January 25, 2019


Vulnerability identifier: #VU17225
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2019-1646
CWE-ID: CWE-264
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: Cisco Systems, Inc
Affected software:
Cisco SD-WAN

Detailed vulnerability description

The vulnerability allows a local authenticated attacker to gain elevated privileges on an affected device.

The vulnerability exists due to user input is not properly sanitized for certain commands at the CLI. A local authenticated attacker can  send specially crafted commands to the CLI of an affected device, establish an interactive session with elevated privileges and further compromise the device or obtain additional configuration data from the device.


How to mitigate CVE-2019-1646

Update to version 18.4.0.

Sources