CVE-2021-1267CWE-776

Cisco Firepower Management Center XML Entity Expansion Vulnerability

Medium · published January 13, 2021

CVSS v3.0
4.3
EPSS
1%
Percentile
63.1
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.0
4.3 · MEDIUM
Vector
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
CVSS v4.0
Not supplied
EPSS
0.01021 · 63.1th percentile
Weakness
CWE-776 · Improper Restriction of Recursive Entity References in DTDs ('XML Entity Expansion')
Published
2021-01-13T21:45Z
EPSS history
Timeline
  • 13 JAN 21:45Z
    Cisco Firepower Management Center XML Entity Expansion Vulnerability
    cvelistv5