CVE-2021-1267 MEDIUM

CVE-2021-1267: Cisco Firepower Management Center XML Entity Expansion Vulnerability

Vendor Cisco
Product Cisco Firepower Management Center
Weakness CWE-776
Published January 13, 2021
Last update November 12, 2024

CVSS base score

4.3/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality None
Integrity None

CVSS vector

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

What the vulnerability does

01Description

A vulnerability in the dashboard widget of Cisco Firepower Management Center (FMC) Software could allow an authenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to improper restrictions on XML entities. An attacker could exploit this vulnerability by crafting an XML-based widget on an affected server. A successful exploit could cause increased memory and CPU utilization, which could result in a DoS condition.

Key dates

02Disclosure timeline

January 13, 2021 CVE published
November 12, 2024 Record updated