CVE-2020-3253 MEDIUM

CVE-2020-3253: Cisco Firepower Threat Defense Software Shell Access Vulnerability

Vendor Cisco
Product Cisco Firepower Threat Defense Software
Weakness CWE-284
Published May 6, 2020
Last update November 15, 2024

CVSS base score

6.7/10
Attack vector Local
Attack complexity Low
Privileges required High
User interaction None
Confidentiality High
Integrity High

CVSS vector

CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

What the vulnerability does

01Description

A vulnerability in the support tunnel feature of Cisco Firepower Threat Defense (FTD) Software could allow an authenticated, local attacker to access the shell of an affected device even though expert mode is disabled. The vulnerability is due to improper configuration of the support tunnel feature. An attacker could exploit this vulnerability by enabling the support tunnel, setting a key, and deriving the tunnel password. A successful exploit could allow the attacker to run any system command with root access on an affected device.

Key dates

02Disclosure timeline

May 6, 2020 CVE published
November 15, 2024 Record updated