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Case File

CVE-2021-1267

MEDIUM · CVSS 4.3 EPSS 1.01% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-01-13 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 4.3. It affects Cisco. Public exploit code or proof-of-concept references have been detected in its references. It may be remotely exploitable. It may lead to a denial-of-service condition.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Detected Signals
exploit

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2021-1267
Severity
MEDIUM
CVSS
4.3
EPSS
1.01%
Cisco

Original NVD 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.

Related CVEs

Other vulnerabilities affecting the same vendor(s)