CVE-2019-16174 : Exploit Details and Defense Strategies

Limesurvey versions prior to 3.17.14 have a vulnerability allowing XML injection, potentially leading to code execution or data compromise.

Understanding CVE-2019-16174

This CVE identifies an XML injection vulnerability in Limesurvey versions before 3.17.14.

What is CVE-2019-16174?

An XML injection flaw in Limesurvey versions prior to 3.17.14 permits attackers to import maliciously crafted XML files, opening the door to code execution and data integrity breaches.

The Impact of CVE-2019-16174

This vulnerability could result in remote code execution or unauthorized access to sensitive data within affected Limesurvey installations.

Technical Details of CVE-2019-16174

Limesurvey's XML injection vulnerability is a critical security issue that requires immediate attention.

Vulnerability Description

The vulnerability in Limesurvey versions before 3.17.14 allows remote attackers to manipulate XML files to execute arbitrary code or compromise data integrity.

Affected Systems and Versions

Limesurvey versions prior to 3.17.14 are vulnerable

Exploitation Mechanism

Attackers can exploit this vulnerability by uploading specially crafted XML files to the affected Limesurvey instance, triggering code execution or data manipulation.

Mitigation and Prevention

It is crucial to take immediate action to secure Limesurvey installations against CVE-2019-16174.

Immediate Steps to Take

Update Limesurvey to version 3.17.14 or newer to patch the vulnerability
Regularly monitor for security advisories and updates from Limesurvey

Long-Term Security Practices

Implement strict input validation mechanisms to prevent XML injection attacks
Conduct regular security audits and penetration testing to identify and address vulnerabilities

Patching and Updates

Apply patches and updates provided by Limesurvey promptly to mitigate the risk of exploitation