Improper access control in Cisco IOS - CVE-2019-12670

Vulnerability identifier: #VU21352

CSH Severity: Low

CVSS v4.0: 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/E:U/U:Clear

CVE-ID: CVE-2019-12670

CWE-ID: CWE-284

Exploitation vector: Local access

Exploit availability: No public exploit available

Vendor: Cisco Systems, Inc

Affected software:
Cisco IOS

The vulnerability allows a local user to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to insufficient file permissions in the filesystem. A local authenticated user can bypass implemented security restrictions, modify files, remove container protections and perform file actions outside the namespace of the container.

Install updates from vendor's website.

• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190925-iox-gs