Permissions, Privileges, and Access Controls in Cisco Systems, Inc products - CVE-2020-3514
Published: October 21, 2020 / Updated: October 27, 2020
Vulnerability identifier: #VU47948
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-2020-3514
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 a configuration file that is used at container startup has insufficient protections in the multi-instance feature. A local administrator can modify a specific container configuration file on the underlying file system and execute commands with root privileges within the host namespace.
Affected software
Cisco Firepower 4100 Series Next-Generation Firewall
Firepower 9300 Series Security Appliances
Cisco Firewall Threat Defense (FTD)
Firepower 9300 Series Security Appliances
Cisco Firewall Threat Defense (FTD)
How to mitigate CVE-2020-3514
Install updates from vendor's website.
Cisco Firewall Threat Defense (FTD) - addressed in versions 6.3.0.6, 6.4.0.10, 6.5.0.5, 6.6.1