CVE-2020-25649 : Vulnerability Insights and Analysis
Discover CVE-2020-25649's impact, technical details, affected systems, and mitigation steps. Stay secure and informed with the latest updates.
CVE-2020-25649 was last updated on 2022-07-25T16:15:31. This vulnerability affects the FasterXML Jackson Databind library, leading to potential XML external entity (XXE) attacks.
Understanding CVE-2020-25649
This section provides an overview of CVE-2020-25649, detailing the impact, technical aspects, and affected systems.
What is CVE-2020-25649?
CVE-2020-25649 is a security flaw in the FasterXML Jackson Databind library, where it did not have entity expansion secured properly. This flaw allows XML external entity (XXE) attacks, potentially compromising data integrity.
The Impact of CVE-2020-25649
The highest threat from this vulnerability is data integrity, as it can be exploited to perform XML external entity (XXE) attacks.
Technical Details of CVE-2020-25649
This section delves into the technical aspects of the vulnerability, including its description, affected systems, and exploitation mechanism.
Vulnerability Description
The vulnerability arises from improper entity expansion security in the FasterXML Jackson Databind library. This flaw allows attackers to perform XML external entity (XXE) attacks.
Affected Systems and Versions
The following systems and versions are affected by CVE-2020-25649:
- jackson-databind
- affected: jackson-databind-2.11.0
Exploitation Mechanism
The exploitation involves using XML external entities to gain unauthorized access to data or execute code on the affected systems.
Mitigation and Prevention
To mitigate and prevent this vulnerability, it is essential to follow the recommended steps and best practices.
Immediate Steps to Take
- Update to the latest version of FasterXML Jackson Databind.
- Review and apply security patches provided by FasterXML.
Long-Term Security Practices
- Regularly update libraries and dependencies to the latest versions.
- Implement secure coding practices to prevent XXE attacks.
- Regularly review and apply security patches.
Patching and Updates
FasterXML has released updates to address this vulnerability. Users should ensure that their systems are updated to the latest versions to mitigate the risk.