CVE-2020-10992 : Vulnerability Insights and Analysis

Azkaban through 3.84.0 allows XXE, related to validator/XmlValidatorManager.java and user/XmlUserManager.java.

Understanding CVE-2020-10992

Azkaban through version 3.84.0 is vulnerable to XXE attacks due to issues in specific Java files.

What is CVE-2020-10992?

CVE-2020-10992 is a vulnerability in Azkaban versions up to 3.84.0 that enables XML External Entity (XXE) attacks through certain Java files.

The Impact of CVE-2020-10992

This vulnerability could allow attackers to exploit the XML parsing functionality, leading to unauthorized access to sensitive data or server-side request forgery (SSRF) attacks.

Technical Details of CVE-2020-10992

Azkaban through version 3.84.0 is susceptible to XXE attacks due to specific code implementation.

Vulnerability Description

The vulnerability is present in the validator/XmlValidatorManager.java and user/XmlUserManager.java files, allowing malicious entities to manipulate XML input.

Affected Systems and Versions

Product: Azkaban
Vendor: N/A
Versions affected: All versions up to 3.84.0

Exploitation Mechanism

Attackers can craft malicious XML payloads to exploit the XXE vulnerability in Azkaban, potentially leading to data exposure or SSRF.

Mitigation and Prevention

To address CVE-2020-10992, follow these mitigation strategies:

Immediate Steps to Take

Update Azkaban to version 3.85.0 or later to patch the XXE vulnerability.
Implement input validation to sanitize XML inputs and prevent malicious payloads.

Long-Term Security Practices

Regularly monitor and audit XML processing functions for security flaws.
Educate developers on secure XML parsing practices to prevent future vulnerabilities.

Patching and Updates

Stay informed about security updates from Azkaban and promptly apply patches to mitigate known vulnerabilities.