CVE-2019-15136 Explained : Impact and Mitigation
Learn about CVE-2019-15136 affecting eProsima Fast RTPS plugin for Access Control. Discover the impact, affected versions, and mitigation steps for this security vulnerability.
The eProsima Fast RTPS plugin for Access Control version 1.9.0 and earlier has a vulnerability that could allow a bypass of security policies for a secure Data Distribution Service (DDS) partition.
Understanding CVE-2019-15136
This CVE involves a lack of proper verification of partition permissions for remote participant connections in the eProsima Fast RTPS plugin for Access Control.
What is CVE-2019-15136?
The Access Control plugin in eProsima Fast RTPS through version 1.9.0 fails to check partition permissions from remote participant connections, potentially leading to a policy bypass for a secure DDS partition.
The Impact of CVE-2019-15136
This vulnerability could be exploited to bypass security policies, compromising the integrity and confidentiality of data within a secure DDS partition.
Technical Details of CVE-2019-15136
The technical aspects of this CVE are as follows:
Vulnerability Description
The eProsima Fast RTPS plugin for Access Control does not properly verify partition permissions for remote participant connections, allowing for potential security policy bypass.
Affected Systems and Versions
- Product: eProsima Fast RTPS
- Versions affected: 1.9.0 and earlier
Exploitation Mechanism
The vulnerability can be exploited by malicious actors to connect to a secure DDS partition without proper permission verification, potentially compromising the security of the system.
Mitigation and Prevention
To address CVE-2019-15136, consider the following steps:
Immediate Steps to Take
- Update to the latest version of eProsima Fast RTPS that includes a patch for this vulnerability.
- Implement network segmentation to restrict access to critical systems.
Long-Term Security Practices
- Regularly monitor and audit network traffic for any suspicious activity.
- Train personnel on secure coding practices and the importance of verifying permissions.
Patching and Updates
Ensure timely installation of security patches and updates provided by eProsima to mitigate the risk of exploitation.