CVE-2022-20840 : What You Need to Know
Learn about multiple vulnerabilities in Cisco Firepower Management Center (FMC) Software allowing authenticated attackers to conduct stored cross-site scripting (XSS) attacks. Immediate action required.
Cisco Firepower Management Center (FMC) Software is impacted by multiple vulnerabilities in its web-based management interface, allowing authenticated remote attackers to execute stored cross-site scripting (XSS) attacks. These vulnerabilities stem from inadequate validation of user input, enabling attackers to insert malicious code into data fields, potentially leading to the execution of arbitrary scripts or access to sensitive information. Affected versions of Cisco Firepower Management Center include 7.1.0, 7.1.0.1, 7.1.0.2, and 7.2.0. Immediate action is required to secure impacted devices.
Understanding CVE-2022-20840
This section provides insights into the nature and impact of CVE-2022-20840.
What is CVE-2022-20840?
The vulnerabilities in Cisco Firepower Management Center (FMC) Software's web-based management interface allow attackers to carry out stored cross-site scripting (XSS) attacks by exploiting insufficient input validation.
The Impact of CVE-2022-20840
The vulnerabilities could enable attackers to execute arbitrary script code within the interface context, access browser-based data, and potentially disrupt portions of the FMC Dashboard.
Technical Details of CVE-2022-20840
Explore the technical aspects of CVE-2022-20840 to understand the vulnerability better.
Vulnerability Description
The flaws in the web-based management interface of Cisco Firepower Management Center result from inadequate validation of user-provided input, facilitating stored cross-site scripting (XSS) attacks.
Affected Systems and Versions
Cisco Firepower Management Center versions 7.1.0, 7.1.0.1, 7.1.0.2, and 7.2.0 are confirmed to be impacted by these vulnerabilities.
Exploitation Mechanism
Attackers can exploit these vulnerabilities by inserting crafted input into various data fields within the affected interface, leading to the execution of arbitrary script code and potential access to sensitive information.
Mitigation and Prevention
Learn how to mitigate the risks posed by CVE-2022-20840 and prevent future exploitation.
Immediate Steps to Take
Administrators of affected systems are advised to take immediate actions to secure their devices and prevent potential attacks.
Long-Term Security Practices
Incorporate robust security practices and ongoing monitoring to safeguard against similar vulnerabilities in the future.
Patching and Updates
Ensure that the affected Cisco Firepower Management Center systems are promptly patched with the latest security updates to mitigate the risks associated with the identified vulnerabilities.