CVE-2019-10104 : Exploit Details and Defense Strategies
Learn about CVE-2019-10104, a vulnerability in JetBrains IntelliJ IDEA Ultimate versions allowing remote code execution. Find out affected versions and mitigation steps.
In a number of JetBrains IntelliJ IDEA Ultimate releases, a vulnerability in the default setting of the Application Server run configuration allowed a remote attacker to execute code. The issue has been resolved in specific versions.
Understanding CVE-2019-10104
In this CVE, a security vulnerability in JetBrains IntelliJ IDEA Ultimate versions posed a risk of code execution by remote attackers.
What is CVE-2019-10104?
This CVE refers to a vulnerability in the default setting of the Application Server run configuration in JetBrains IntelliJ IDEA Ultimate versions, enabling remote code execution.
The Impact of CVE-2019-10104
The vulnerability could be exploited by a remote attacker to execute code while the configuration was running, due to a JMX server listening on all interfaces instead of just localhost.
Technical Details of CVE-2019-10104
This section provides more technical insights into the vulnerability.
Vulnerability Description
The vulnerability allowed remote attackers to execute code in JetBrains IntelliJ IDEA Ultimate versions by exploiting the default setting of the Application Server run configuration.
Affected Systems and Versions
- Affected Product: JetBrains IntelliJ IDEA Ultimate
- Affected Versions: 2018.3.4, 2018.2.8, 2018.1.8, and 2017.3.7
Exploitation Mechanism
The issue stemmed from a JMX server listening on all interfaces instead of just localhost, enabling remote code execution.
Mitigation and Prevention
Protecting systems from CVE-2019-10104 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Update JetBrains IntelliJ IDEA Ultimate to the fixed versions: 2018.3.4, 2018.2.8, 2018.1.8, or 2017.3.7
- Ensure that JMX servers are configured to listen only on localhost
Long-Term Security Practices
- Regularly monitor for security bulletins and updates from JetBrains
- Implement network segmentation to limit exposure of critical systems
Patching and Updates
- Apply patches and updates provided by JetBrains to address security vulnerabilities