CVE-2019-11511 Explained : Impact and Mitigation
Learn about CVE-2019-11511, a cross-site scripting (XSS) vulnerability in Zoho ManageEngine ADSelfService Plus before build 5708. Find out the impact, affected systems, exploitation mechanism, and mitigation steps.
Zoho ManageEngine ADSelfService Plus before build 5708 is vulnerable to cross-site scripting (XSS) through the mobile app API.
Understanding CVE-2019-11511
This CVE identifies a security vulnerability in Zoho ManageEngine ADSelfService Plus that allows for cross-site scripting attacks.
What is CVE-2019-11511?
CVE-2019-11511 is a vulnerability in Zoho ManageEngine ADSelfService Plus prior to version 5708 that enables attackers to execute cross-site scripting attacks via the mobile app API.
The Impact of CVE-2019-11511
The vulnerability could allow malicious actors to inject and execute malicious scripts in the context of a user's session, potentially leading to unauthorized actions or data theft.
Technical Details of CVE-2019-11511
Zoho ManageEngine ADSelfService Plus before build 5708 is susceptible to cross-site scripting attacks through the mobile app API.
Vulnerability Description
The mobile app API in Zoho ManageEngine ADSelfService Plus prior to version 5708 is vulnerable to cross-site scripting (XSS) attacks.
Affected Systems and Versions
- Product: Zoho ManageEngine ADSelfService Plus
- Vendor: Zoho
- Versions Affected: All versions before build 5708
Exploitation Mechanism
Attackers can exploit this vulnerability by injecting malicious scripts into the mobile app API, which can then be executed within a user's session, potentially compromising sensitive data.
Mitigation and Prevention
To address CVE-2019-11511 and enhance security:
Immediate Steps to Take
- Update Zoho ManageEngine ADSelfService Plus to build 5708 or later to mitigate the XSS vulnerability.
- Educate users about the risks of executing scripts from untrusted sources.
Long-Term Security Practices
- Regularly monitor and audit the application for any signs of unauthorized script execution.
- Implement strict input validation and output encoding to prevent XSS attacks.
Patching and Updates
- Apply security patches and updates provided by Zoho to address known vulnerabilities and enhance the overall security posture of the application.