CVE-2018-18737 : Vulnerability Insights and Analysis
Learn about CVE-2018-18737, an XXE vulnerability in Douchat 4.0.4 allowing SSRF attacks. Find out how to mitigate the risk and secure your systems.
An XML External Entity (XXE) vulnerability was identified in Douchat 4.0.4, potentially leading to Server-side Request Forgery (SSRF) attacks.
Understanding CVE-2018-18737
What is CVE-2018-18737?
This CVE refers to an XXE vulnerability in Douchat 4.0.4 when the Data\notify.php script uses the simplexml_load_string function, allowing for SSRF attacks.
The Impact of CVE-2018-18737
The vulnerability could be exploited by attackers to perform SSRF attacks, potentially leading to unauthorized access to sensitive data or services.
Technical Details of CVE-2018-18737
Vulnerability Description
The issue arises from the use of simplexml_load_string in the Data\notify.php script, enabling malicious entities to exploit XXE vulnerabilities.
Affected Systems and Versions
- Product: Douchat 4.0.4
- Vendor: N/A
- Versions: N/A
Exploitation Mechanism
Attackers can leverage the XXE vulnerability in Douchat 4.0.4 to execute SSRF attacks, posing a risk to server security.
Mitigation and Prevention
Immediate Steps to Take
- Disable external entity parsing in XML processors
- Implement input validation to prevent malicious XML input
Long-Term Security Practices
- Regularly update software to patch known vulnerabilities
- Conduct security audits to identify and address potential weaknesses
Patching and Updates
Apply patches or updates provided by the software vendor to address the XXE vulnerability in Douchat 4.0.4.