SB2020050708 - Improper access control in Cisco Firepower Threat Defense Software



SB2020050708 - Improper access control in Cisco Firepower Threat Defense Software

Published: May 7, 2020 Updated: May 7, 2020

Security Bulletin ID SB2020050708
CSH Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Local access
Highest impact Code execution

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 vulnerability.


1) Improper access control (CVE-ID: CVE-2020-3253)

CWE-ID: CWE-284 - Improper Access Control

CVSSv4: 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


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

The vulnerability exists due to improper configuration of the support tunnel feature. A local administrator can enable the support tunnel, set a key, derive the tunnel password and run any system command on an affected device.


Remediation

Install update from vendor's website.