Privilege escalation in Cisco SD-WAN - CVE-2019-1650

 

Privilege escalation in Cisco SD-WAN - CVE-2019-1650

Published: January 25, 2019


Vulnerability identifier: #VU17224
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/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-2019-1650
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Cisco Systems, Inc
Affected software:
Cisco SD-WAN

Detailed vulnerability description

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

The vulnerability exists due to improper input validation of the save command in the CLI of the affected software. A remote authenticated attacker can modify the save command in the CLI of an affected device, overwrite arbitrary files on the underlying operating system of an affected device and escalate their privileges to the root user.


How to mitigate CVE-2019-1650

Update to version 18.4.0.

Sources