CVE-2021-34762 HIGH

CVE-2021-34762: Cisco Firepower Management Center Software Authenticated Directory Traversal Vulnerability

Vendor Cisco
Product Cisco Firepower Management Center
Weakness CWE-26
Published October 27, 2021
Last update November 7, 2024

CVSS base score

8.1/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality High
Integrity High

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

What the vulnerability does

01Description

A vulnerability in the web-based management interface of Cisco Firepower Management Center (FMC) Software could allow an authenticated, remote attacker to perform a directory traversal attack on an affected device. The attacker would require valid device credentials. The vulnerability is due to insufficient input validation of the HTTPS URL by the web-based management interface. An attacker could exploit this vulnerability by sending a crafted HTTPS request that contains directory traversal character sequences to an affected device. A successful exploit could allow the attacker to read or write arbitrary files on the device.

Key dates

02Disclosure timeline

October 27, 2021 CVE published
November 7, 2024 Record updated