CVE-2020-11112 : Vulnerability Insights and Analysis
Learn about CVE-2020-11112, a vulnerability in FasterXML jackson-databind 2.x before 2.9.10.4 that mishandles serialization gadgets and typing, potentially leading to remote code execution.
FasterXML jackson-databind 2.x before 2.9.10.4 mishandles the interaction between serialization gadgets and typing, related to org.apache.commons.proxy.provider.remoting.RmiProvider (aka apache/commons-proxy).
Understanding CVE-2020-11112
This CVE involves a vulnerability in FasterXML jackson-databind that affects versions prior to 2.9.10.4.
What is CVE-2020-11112?
The CVE-2020-11112 vulnerability in FasterXML jackson-databind 2.x before 2.9.10.4 is due to mishandling the interaction between serialization gadgets and typing, specifically related to org.apache.commons.proxy.provider.remoting.RmiProvider.
The Impact of CVE-2020-11112
This vulnerability can be exploited by attackers to execute arbitrary code, potentially leading to remote code execution and other security risks.
Technical Details of CVE-2020-11112
This section provides more in-depth technical details about the CVE.
Vulnerability Description
The vulnerability arises from the mishandling of serialization gadgets and typing, particularly involving org.apache.commons.proxy.provider.remoting.RmiProvider.
Affected Systems and Versions
- Product: Not applicable
- Vendor: Not applicable
- Versions affected: All versions prior to 2.9.10.4
Exploitation Mechanism
Attackers can exploit this vulnerability to execute arbitrary code, potentially leading to severe consequences such as remote code execution.
Mitigation and Prevention
Protecting systems from CVE-2020-11112 requires immediate action and long-term security measures.
Immediate Steps to Take
- Update FasterXML jackson-databind to version 2.9.10.4 or later to mitigate the vulnerability.
- Monitor for any signs of unauthorized access or malicious activity on the network.
Long-Term Security Practices
- Regularly update software and libraries to the latest versions to patch known vulnerabilities.
- Implement network segmentation and access controls to limit the impact of potential attacks.
Patching and Updates
- Apply security patches promptly to address known vulnerabilities and enhance the overall security posture of the system.