CVE-2019-14331 Explained : Impact and Mitigation
Learn about CVE-2019-14331, a stored cross-site scripting (XSS) vulnerability in EspoCRM versions prior to 5.6.6. Find out the impact, affected systems, exploitation method, and mitigation steps.
EspoCRM version 5.6.6 and earlier had a vulnerability that allowed for stored cross-site scripting (XSS) attacks. The issue stemmed from inadequate filtering of user-provided data in the "Create User" feature, enabling attackers to inject malicious JavaScript code into the firstName and lastName fields.
Understanding CVE-2019-14331
This CVE pertains to a stored XSS vulnerability in EspoCRM version 5.6.6 and earlier.
What is CVE-2019-14331?
CVE-2019-14331 is a security vulnerability in EspoCRM versions prior to 5.6.6 that permits stored cross-site scripting (XSS) attacks due to insufficient input validation in the "Create User" functionality.
The Impact of CVE-2019-14331
The vulnerability could be exploited by malicious actors to execute XSS attacks by injecting harmful JavaScript code into specific user input fields, potentially compromising user data and system integrity.
Technical Details of CVE-2019-14331
This section provides technical insights into the vulnerability.
Vulnerability Description
The flaw in EspoCRM versions before 5.6.6 allows for stored XSS attacks as a result of inadequate filtration of user-supplied data in the "Create User" feature.
Affected Systems and Versions
- Product: EspoCRM
- Vendor: N/A
- Versions affected: 5.6.6 and earlier
Exploitation Mechanism
Attackers can exploit this vulnerability by injecting malicious JavaScript code into the firstName and lastName fields during user creation.
Mitigation and Prevention
Protecting systems from CVE-2019-14331 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Upgrade to EspoCRM version 5.6.6 or later to mitigate the vulnerability.
- Implement input validation and output encoding to prevent XSS attacks.
Long-Term Security Practices
- Regularly update and patch software to address security vulnerabilities.
- Conduct security audits and penetration testing to identify and remediate potential weaknesses.
Patching and Updates
Ensure timely installation of security patches and updates provided by EspoCRM to safeguard against known vulnerabilities.