CVE-2018-9511 Explained : Impact and Mitigation
Learn about CVE-2018-9511, a denial of service vulnerability in Android-9.0 due to uninitialized data in the ipSecSetEncapSocketOwner function, potentially leading to IPsec disruption.
A potential vulnerability has been identified in the function ipSecSetEncapSocketOwner of the file XfrmController.cpp in Android-9.0. This vulnerability could lead to a denial of service of IPsec without requiring additional execution privileges.
Understanding CVE-2018-9511
This CVE involves a denial of service vulnerability in Android-9.0 due to uninitialized data in the ipSecSetEncapSocketOwner function.
What is CVE-2018-9511?
The vulnerability in XfrmController.cpp could result in the failure to properly initialize a security feature, potentially leading to a denial of service of IPsec on sockets without needing additional execution privileges.
The Impact of CVE-2018-9511
- The presence of uninitialized data may cause a denial of service of IPsec on affected Android-9.0 devices.
- Exploitation of this vulnerability does not require user interaction.
Technical Details of CVE-2018-9511
This section provides more technical insights into the vulnerability.
Vulnerability Description
The vulnerability lies in the ipSecSetEncapSocketOwner function of XfrmController.cpp, allowing for uninitialized data that could disrupt the initialization of a security feature.
Affected Systems and Versions
- Affected Product: Android
- Affected Version: Android-9.0
Exploitation Mechanism
The vulnerability can be exploited to cause a denial of service of IPsec on sockets without the need for additional execution privileges.
Mitigation and Prevention
Protecting systems from CVE-2018-9511 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Apply security patches provided by Google for Android-9.0.
- Monitor for any unusual IPsec-related activities on affected devices.
Long-Term Security Practices
- Regularly update Android devices to the latest software versions.
- Implement network security measures to detect and prevent denial of service attacks.
Patching and Updates
Ensure that all security patches and updates released by Google for Android-9.0 are promptly applied.