CVE-2022-28979 : Exploit Details and Defense Strategies
Discover the impact of CVE-2022-28979 on Liferay Portal versions v7.1.0 - v7.4.2 and Liferay DXP 7.1 - 7.3, allowing attackers to execute arbitrary scripts or HTML through a vulnerable Custom Facet widget.
Liferay Portal versions v7.1.0 through v7.4.2 and Liferay DXP versions 7.1, 7.2, and 7.3 are affected by a cross-site scripting (XSS) vulnerability in the Portal Search module's Custom Facet widget. Attackers can exploit this vulnerability to execute arbitrary web scripts or HTML.
Understanding CVE-2022-28979
This CVE refers to a security flaw present in Liferay Portal and Liferay DXP versions, allowing attackers to inject crafted payloads into the Custom Parameter Name text field, leading to XSS attacks.
What is CVE-2022-28979?
CVE-2022-28979 discloses a cross-site scripting (XSS) vulnerability in Liferay Portal v7.1.0 - v7.4.2 and Liferay DXP 7.1, 7.2, and 7.3. The vulnerability lies in the Portal Search module's Custom Facet widget.
The Impact of CVE-2022-28979
This vulnerability enables malicious actors to execute arbitrary web scripts or HTML by injecting a specifically created payload into the Custom Parameter Name text field.
Technical Details of CVE-2022-28979
Vulnerability Description
The XSS vulnerability in the Portal Search module's Custom Facet widget in Liferay Portal and Liferay DXP versions permits unauthorized execution of web scripts and HTML.
Affected Systems and Versions
Liferay Portal v7.1.0 through v7.4.2 and Liferay DXP 7.1 before fix pack 26, 7.2 before fix pack 15, and 7.3 before service pack 3 are impacted by this security issue.
Exploitation Mechanism
Attackers can exploit this vulnerability by injecting a specially crafted payload into the Custom Parameter Name text field of the Portal Search module's Custom Facet widget.
Mitigation and Prevention
Immediate Steps to Take
To address CVE-2022-28979, users should apply the necessary security patches provided by Liferay for the affected versions.
Long-Term Security Practices
Implement input validation mechanisms, sanitize user inputs, and restrict access to critical server functions to prevent XSS attacks and enhance overall security.
Patching and Updates
Ensure that your Liferay Portal or DXP installation is up-to-date with the latest security fixes and regularly check for updates to protect against known vulnerabilities.