Permissions, Privileges, and Access Controls in Cisco ASR 5000 Series and Cisco StarOS - CVE-2020-3601
Published: October 8, 2020
Vulnerability identifier: #VU47436
CSH Severity: Low
CVSS v4: 8.4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-3601
CWE-ID: CWE-264
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to insufficient input validation of CLI commands. A local administrator can send specially crafted commands to the CLI and execute arbitrary code with root privileges.
Affected software
Cisco ASR 5000 Series
Cisco StarOS
Cisco StarOS
How to mitigate CVE-2020-3601
Install updates from vendor's website.
Cisco StarOS - update to 21.19.n4