CVE-2020-36184 : Exploit Details and Defense Strategies
Learn about CVE-2020-36184, a vulnerability in FasterXML jackson-databind 2.x before 2.9.10.8. Understand the impact, affected systems, exploitation mechanism, and mitigation steps.
FasterXML jackson-databind 2.x before 2.9.10.8 mishandles the interaction between serialization gadgets and typing, related to org.apache.tomcat.dbcp.dbcp2.datasources.PerUserPoolDataSource.
Understanding CVE-2020-36184
This CVE involves a vulnerability in FasterXML jackson-databind that affects versions prior to 2.9.10.8.
What is CVE-2020-36184?
The vulnerability in FasterXML jackson-databind 2.x before 2.9.10.8 arises from mishandling the interaction between serialization gadgets and typing, specifically related to org.apache.tomcat.dbcp.dbcp2.datasources.PerUserPoolDataSource.
The Impact of CVE-2020-36184
The mishandling of serialization gadgets and typing in FasterXML jackson-databind can potentially lead to security breaches and unauthorized access to sensitive data.
Technical Details of CVE-2020-36184
This section provides more in-depth technical insights into the CVE.
Vulnerability Description
The vulnerability in FasterXML jackson-databind 2.x before 2.9.10.8 allows for exploitation of the interaction between serialization gadgets and typing, particularly involving org.apache.tomcat.dbcp.dbcp2.datasources.PerUserPoolDataSource.
Affected Systems and Versions
- Product: Not applicable
- Vendor: Not applicable
- Versions affected: All versions prior to 2.9.10.8
Exploitation Mechanism
The vulnerability can be exploited by manipulating the serialization process to execute arbitrary code or gain unauthorized access to the system.
Mitigation and Prevention
Protecting systems from CVE-2020-36184 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Update FasterXML jackson-databind to version 2.9.10.8 or later to mitigate the vulnerability.
- Monitor for any suspicious activities or unauthorized access to the system.
Long-Term Security Practices
- Implement secure coding practices to prevent serialization vulnerabilities.
- Regularly update and patch software to address known security issues.
Patching and Updates
Ensure that all software components, including FasterXML jackson-databind, are regularly updated with the latest security patches to prevent exploitation of vulnerabilities.