CVE-2020-36189 : Exploit Details and Defense Strategies

FasterXML jackson-databind 2.x before 2.9.10.8 mishandles the interaction between serialization gadgets and typing, related to com.newrelic.agent.deps.ch.qos.logback.core.db.DriverManagerConnectionSource.

Understanding CVE-2020-36189

This CVE involves a vulnerability in FasterXML jackson-databind that affects versions prior to 2.9.10.8.

What is CVE-2020-36189?

The vulnerability in FasterXML jackson-databind 2.x before 2.9.10.8 is due to mishandling the interaction between serialization gadgets and typing, specifically related to com.newrelic.agent.deps.ch.qos.logback.core.db.DriverManagerConnectionSource.

The Impact of CVE-2020-36189

This vulnerability could be exploited by attackers to execute arbitrary code, leading to potential remote code execution and other security risks.

Technical Details of CVE-2020-36189

FasterXML jackson-databind 2.x before 2.9.10.8 is susceptible to the following:

Vulnerability Description

Mishandles the interaction between serialization gadgets and typing

Affected Systems and Versions

Product: Not applicable
Vendor: Not applicable
Versions affected: Not applicable

Exploitation Mechanism

Attackers can exploit this vulnerability to execute arbitrary code, potentially leading to remote code execution.

Mitigation and Prevention

To address CVE-2020-36189, consider the following:

Immediate Steps to Take

Update FasterXML jackson-databind to version 2.9.10.8 or later.
Implement network security measures to prevent unauthorized access.

Long-Term Security Practices

Regularly monitor and update software components to patch known vulnerabilities.
Conduct security assessments and penetration testing to identify and mitigate potential risks.

Patching and Updates

Stay informed about security updates and patches released by FasterXML and other relevant vendors.