Cisco FMC: Authenticated OS Command Exec via Web UI
CVE-2025-20306 Published on August 14, 2025
Cisco Secure Firewall Management Center Software Command Injection Vulnerability
A vulnerability in the web-based management interface of Cisco Secure Firewall Management Center (FMC) Software could allow an authenticated, remote attacker with Administrator-level privileges to execute arbitrary commands on the underlying operating system.
This vulnerability is due to insufficient input validation of certain HTTP request parameters that are sent to the web-based management interface. An attacker could exploit this vulnerability by authenticating to the interface and sending a crafted HTTP request to an affected device. A successful exploit could allow the attacker to execute commands as the root user on the affected device. To exploit this vulnerability, an attacker would need Administrator-level credentials.
Vulnerability Analysis
CVE-2025-20306 is exploitable with network access, and requires user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality, a high impact on integrity, and no impact on availability.
Weakness Type
What is a Command Injection Vulnerability?
The software constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component.
CVE-2025-20306 has been classified to as a Command Injection vulnerability or weakness.
Products Associated with CVE-2025-20306
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Affected Versions
Cisco Firepower Management Center:- Version 6.2.3.12 is affected.
- Version 6.2.3.1 is affected.
- Version 6.2.3.10 is affected.
- Version 6.2.3.8 is affected.
- Version 6.4.0.6 is affected.
- Version 6.2.3 is affected.
- Version 6.4.0.7 is affected.
- Version 6.2.3.13 is affected.
- Version 6.2.3.5 is affected.
- Version 6.4.0.4 is affected.
- Version 6.2.3.9 is affected.
- Version 6.2.3.14 is affected.
- Version 6.4.0.1 is affected.
- Version 6.2.3.6 is affected.
- Version 6.2.3.11 is affected.
- Version 6.4.0.8 is affected.
- Version 6.2.3.2 is affected.
- Version 6.4.0.2 is affected.
- Version 6.2.3.3 is affected.
- Version 6.4.0.3 is affected.
- Version 6.2.3.7 is affected.
- Version 6.2.3.4 is affected.
- Version 6.4.0.5 is affected.
- Version 6.4.0 is affected.
- Version 6.2.3.15 is affected.
- Version 6.6.0 is affected.
- Version 6.4.0.9 is affected.
- Version 6.2.3.16 is affected.
- Version 6.6.0.1 is affected.
- Version 6.6.1 is affected.
- Version 6.4.0.10 is affected.
- Version 6.4.0.11 is affected.
- Version 6.6.3 is affected.
- Version 6.6.4 is affected.
- Version 6.4.0.12 is affected.
- Version 7.0.0 is affected.
- Version 6.2.3.17 is affected.
- Version 7.0.0.1 is affected.
- Version 6.6.5 is affected.
- Version 7.0.1 is affected.
- Version 7.1.0 is affected.
- Version 6.6.5.1 is affected.
- Version 6.4.0.13 is affected.
- Version 7.0.1.1 is affected.
- Version 6.2.3.18 is affected.
- Version 6.4.0.14 is affected.
- Version 6.6.5.2 is affected.
- Version 7.1.0.1 is affected.
- Version 7.0.2 is affected.
- Version 6.4.0.15 is affected.
- Version 7.2.0 is affected.
- Version 7.0.2.1 is affected.
- Version 7.0.3 is affected.
- Version 6.6.7 is affected.
- Version 7.1.0.2 is affected.
- Version 7.2.0.1 is affected.
- Version 7.0.4 is affected.
- Version 7.2.1 is affected.
- Version 7.0.5 is affected.
- Version 6.4.0.16 is affected.
- Version 7.3.0 is affected.
- Version 7.2.2 is affected.
- Version 6.6.7.1 is affected.
- Version 7.3.1 is affected.
- Version 7.2.3 is affected.
- Version 7.1.0.3 is affected.
- Version 7.2.3.1 is affected.
- Version 7.2.4 is affected.
- Version 7.0.6 is affected.
- Version 7.2.4.1 is affected.
- Version 7.2.5 is affected.
- Version 7.3.1.1 is affected.
- Version 7.4.0 is affected.
- Version 6.4.0.17 is affected.
- Version 7.0.6.1 is affected.
- Version 7.2.5.1 is affected.
- Version 7.4.1 is affected.
- Version 7.2.6 is affected.
- Version 7.4.1.1 is affected.
- Version 7.0.6.2 is affected.
- Version 6.4.0.18 is affected.
- Version 6.6.7.2 is affected.
- Version 7.2.7 is affected.
- Version 7.2.5.2 is affected.
- Version 7.3.1.2 is affected.
- Version 7.2.8 is affected.
- Version 7.6.0 is affected.
- Version 7.4.2 is affected.
- Version 7.2.8.1 is affected.
- Version 7.0.6.3 is affected.
- Version 7.4.2.1 is affected.
- Version 7.2.9 is affected.
- Version 7.0.7 is affected.
- Version 7.7.0 is affected.
- Version 7.4.2.2 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.