CVE-2020-3309 MEDIUM

CVE-2020-3309: Cisco Firepower Device Manager On-Box Software Arbitrary File Overwrite Vulnerability

Vendor Cisco
Product Cisco Firepower Threat Defense Software
Weakness CWE-20 · Input validation
Published May 6, 2020
Last update November 15, 2024

CVSS base score

6.5/10
Attack vector Network
Attack complexity Low
Privileges required High
User interaction None
Confidentiality None
Integrity High

CVSS vector

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

What the vulnerability does

01Description

A vulnerability in Cisco Firepower Device Manager (FDM) On-Box software could allow an authenticated, remote attacker to overwrite arbitrary files on the underlying operating system of an affected device. The vulnerability is due to improper input validation. An attacker could exploit this vulnerability by uploading a malicious file to an affected device. A successful exploit could allow the attacker to overwrite arbitrary files on as well as modify the underlying operating system of an affected device.

Key dates

02Disclosure timeline

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