CVE-2018-20811 Explained : Impact and Mitigation
Discover the hidden RPC service issue in Pulse Secure Pulse Connect Secure versions 8.3RX before 8.3R2 and 8.1RX before 8.1R12. Learn about the impact, affected systems, exploitation, and mitigation steps.
A concealed problem was discovered in Pulse Secure Pulse Connect Secure versions 8.3RX before 8.3R2 and 8.1RX prior to 8.1R12, specifically related to an RPC service.
Understanding CVE-2018-20811
This CVE involves a hidden RPC service issue in certain versions of Pulse Secure Pulse Connect Secure.
What is CVE-2018-20811?
The CVE-2018-20811 vulnerability pertains to a concealed problem identified in Pulse Secure Pulse Connect Secure versions 8.3RX before 8.3R2 and 8.1RX prior to 8.1R12, specifically related to an RPC service.
The Impact of CVE-2018-20811
The vulnerability could potentially lead to security breaches and unauthorized access to systems utilizing the affected versions of Pulse Secure Pulse Connect Secure.
Technical Details of CVE-2018-20811
This section provides technical insights into the CVE-2018-20811 vulnerability.
Vulnerability Description
A hidden RPC service issue was found in Pulse Secure Pulse Connect Secure 8.3RX before 8.3R2 and 8.1RX before 8.1R12.
Affected Systems and Versions
- Pulse Secure Pulse Connect Secure versions 8.3RX before 8.3R2
- Pulse Secure Pulse Connect Secure versions 8.1RX before 8.1R12
Exploitation Mechanism
The vulnerability could be exploited by attackers to gain unauthorized access to systems leveraging the affected versions of Pulse Secure Pulse Connect Secure.
Mitigation and Prevention
Protecting systems from CVE-2018-20811 is crucial to maintaining security.
Immediate Steps to Take
- Update Pulse Secure Pulse Connect Secure to versions 8.3R2 or 8.1R12, which contain fixes for the RPC service issue.
- Monitor network traffic for any suspicious activity that could indicate exploitation of the vulnerability.
Long-Term Security Practices
- Regularly update and patch all software and systems to prevent vulnerabilities.
- Implement network segmentation and access controls to limit the impact of potential security breaches.
Patching and Updates
- Apply security patches provided by Pulse Secure promptly to address the RPC service issue and enhance system security.