CVE-2020-24616 Explained : Impact and Mitigation
Learn about CVE-2020-24616, a vulnerability in FasterXML jackson-databind 2.x before 2.9.10.6 that mishandles serialization gadgets and typing, potentially leading to remote code execution and data breaches. Find mitigation steps and long-term security practices here.
FasterXML jackson-databind 2.x before 2.9.10.6 mishandles the interaction between serialization gadgets and typing, related to br.com.anteros.dbcp.AnterosDBCPDataSource (aka Anteros-DBCP).
Understanding CVE-2020-24616
This CVE involves a vulnerability in FasterXML jackson-databind that affects the interaction between serialization gadgets and typing.
What is CVE-2020-24616?
The vulnerability in FasterXML jackson-databind 2.x before 2.9.10.6 allows for mishandling of serialization gadgets and typing, particularly related to br.com.anteros.dbcp.AnterosDBCPDataSource.
The Impact of CVE-2020-24616
The mishandling of serialization gadgets and typing can lead to potential security risks, including remote code execution and unauthorized access to sensitive data.
Technical Details of CVE-2020-24616
This section provides more in-depth technical insights into the CVE.
Vulnerability Description
The vulnerability arises from the improper handling of serialization gadgets and typing within FasterXML jackson-databind, specifically impacting interactions with br.com.anteros.dbcp.AnterosDBCPDataSource.
Affected Systems and Versions
- Product: Not applicable
- Vendor: Not applicable
- Versions affected: 2.x before 2.9.10.6
Exploitation Mechanism
Exploiting this vulnerability involves manipulating the serialization process to execute arbitrary code or gain unauthorized access to the system.
Mitigation and Prevention
To address CVE-2020-24616, follow these mitigation strategies:
Immediate Steps to Take
- Update FasterXML jackson-databind to version 2.9.10.6 or later.
- Implement proper input validation to prevent malicious serialization.
- Monitor and restrict network access to affected systems.
Long-Term Security Practices
- Regularly update software and libraries to patch known vulnerabilities.
- Conduct security assessments and code reviews to identify and address potential weaknesses.
Patching and Updates
- Stay informed about security advisories and updates from relevant vendors.
- Apply patches promptly to ensure systems are protected against known vulnerabilities.