CVE-2021-1267

Cisco Firepower Management Center XML Entity Expansion Vulnerability

Published Jan 13, 2021 CVSS 3.1 · 4.3 Medium EPSS 1.0% KEV · Not listed
Description
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2021-6734 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.
History
Type Values Removed Values Added
First Time appeared Cisco secure Firewall Management Center
CPEs cpe:2.3:a:cisco:firepower_management_center:*:*:*:*:*:*:*:* cpe:2.3:a:cisco:secure_firewall_management_center:*:*:*:*:*:*:*:*
Vendors & Products Cisco firepower Management Center
Cisco secure Firewall Management Center
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
cisco
Published
Updated
Nov 12, 2024, 8:39 PM
Reserved
Nov 13, 2020, 12:00 AM
Status
Modified
Published
Jan 13, 2021, 10:15 PM
Modified
Jun 17, 2026, 3:31 AM