CVE-2022-20628 : Security Advisory and Response

Multiple vulnerabilities have been identified in the web-based management interface of Cisco Firepower Management Center (FMC) Software. These vulnerabilities could potentially allow an authenticated, remote attacker to execute a cross-site scripting (XSS) attack on a user of the interface. The impact of CVE-2022-20628 includes the execution of arbitrary script code in the interface context or access to sensitive, browser-based information.

Understanding CVE-2022-20628

Cisco Firepower Management Center Software Cross-Site Scripting Vulnerabilities

What is CVE-2022-20628?

CVE-2022-20628 refers to multiple vulnerabilities found in the web-based management interface of Cisco Firepower Management Center (FMC) Software. These vulnerabilities stem from inadequate validation of user-supplied input by the interface, allowing attackers to execute a cross-site scripting (XSS) attack.

The Impact of CVE-2022-20628

The vulnerabilities can be exploited by an authenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a user of the interface. Successful exploit could lead to the execution of arbitrary script code in the interface context or access to sensitive, browser-based information.

Technical Details of CVE-2022-20628

Vulnerability Description

The vulnerabilities arise due to insufficient validation of user-supplied input by the web-based management interface of Cisco Firepower Management Center (FMC) Software, enabling attackers to execute a cross-site scripting (XSS) attack.

Affected Systems and Versions

The affected product is Cisco Firepower Management Center Software, with version details not applicable.

Exploitation Mechanism

Attackers can exploit these vulnerabilities by convincing a user of the interface to click on a crafted link, thereby executing arbitrary script code or accessing sensitive information.

Mitigation and Prevention

Immediate Steps to Take

To mitigate the risk associated with CVE-2022-20628, users are advised to ensure access control policies are properly configured, and exercise caution while clicking on links within the interface.

Long-Term Security Practices

Implementing regular security awareness training for users, keeping systems updated with the latest patches, and monitoring for any suspicious activities are recommended for long-term security.

Patching and Updates

Users should regularly check for security advisories from Cisco and apply necessary patches and updates to the Firepower Management Center (FMC) Software to address these vulnerabilities.