CVE-2021-44217 : Vulnerability Insights and Analysis
Discover how CVE-2021-44217 exposes Ericsson CodeChecker to remote attackers, allowing injection of malicious scripts. Learn about impacts, affected versions, and mitigation steps.
A Stored Cross-site scripting (XSS) vulnerability in Ericsson CodeChecker through 6.18.0 allows remote attackers to inject arbitrary web script or HTML.
Understanding CVE-2021-44217
What is CVE-2021-44217?
In Ericsson CodeChecker through version 6.18.0, a Stored Cross-site scripting (XSS) vulnerability in the comments component of the reports viewer allows remote attackers to inject arbitrary web script or HTML via the POST JSON data of the /CodeCheckerService API.
The Impact of CVE-2021-44217
This vulnerability enables attackers to execute malicious scripts within a victim's browser, potentially leading to unauthorized actions and data theft.
Technical Details of CVE-2021-44217
Vulnerability Description
The vulnerability resides in the comments section of the reports viewer in Ericsson CodeChecker, allowing for the injection of malicious scripts.
Affected Systems and Versions
- Product: Not applicable
- Vendor: Not applicable
- Versions: All versions up to and including 6.18.0
Exploitation Mechanism
By exploiting this vulnerability, remote attackers can embed malicious scripts into the POST JSON data of the /CodeCheckerService API, which are then executed in the context of the victim's browser.
Mitigation and Prevention
Immediate Steps to Take
- Update Ericsson CodeChecker to the latest version to eliminate the vulnerability.
- Avoid visiting untrusted websites or clicking on suspicious links.
Long-Term Security Practices
- Regularly scan for vulnerabilities in web applications.
- Implement content security policy (CSP) headers to mitigate XSS attacks.
- Educate users about the risks of executing scripts from untrusted sources.
Patching and Updates
Ensure timely installation of security patches and updates for Ericsson CodeChecker.