vulnerability

Cisco FTD: CVE-2020-3308: Cisco Firepower Threat Defense Software Signature Verification Bypass Vulnerability

Severity
4
CVSS
(AV:N/AC:L/Au:S/C:N/I:P/A:N)
Published
May 6, 2020
Added
Jan 29, 2025
Modified
Jul 3, 2025

Description

A vulnerability in the Image Signature Verification feature of Cisco Firepower Threat Defense (FTD) Software could allow an authenticated, remote attacker with administrator-level credentials to install a malicious software patch on an affected device. The vulnerability is due to improper verification of digital signatures for patch images. An attacker could exploit this vulnerability by crafting an unsigned software patch to bypass signature checks and loading it on an affected device. A successful exploit could allow the attacker to boot a malicious software patch image.

Solution

cisco-ftd-upgrade-latest
Title
NEW

Explore Exposure Command

Confidently identify and prioritize exposures from endpoint to cloud with full attack surface visibility and threat-aware risk context.