CVE-2018-20033 : Security Advisory and Response
Learn about CVE-2018-20033 affecting FlexNet Publisher version 11.16.1.0 and earlier. Understand the impact, technical details, and mitigation steps for this remote code execution vulnerability.
A security flaw has been identified in FlexNet Publisher version 11.16.1.0 and earlier, affecting lmgrd and vendor daemon components, potentially allowing remote code execution.
Understanding CVE-2018-20033
This CVE involves a vulnerability in FlexNet Publisher that could be exploited by an external attacker to disrupt communication between lmgrd and the vendor daemon.
What is CVE-2018-20033?
The vulnerability in FlexNet Publisher version 11.16.1.0 and earlier allows attackers to manipulate memory processes, leading to the termination of the vendor daemon.
The Impact of CVE-2018-20033
If exploited, this vulnerability could result in a remote attacker executing arbitrary code on the affected system, potentially causing severe disruptions.
Technical Details of CVE-2018-20033
This section provides more in-depth technical insights into the CVE.
Vulnerability Description
The vulnerability in FlexNet Publisher version 11.16.1.0 and earlier allows for remote code execution by disrupting the communication between lmgrd and the vendor daemon.
Affected Systems and Versions
- Product: FlexNet Publisher
- Vendor: Flexera Software LLC
- Versions Affected: 11.16.1.0 and earlier
Exploitation Mechanism
- Attackers can exploit the vulnerability by manipulating memory allocation and deallocation processes, leading to the termination of the vendor daemon.
Mitigation and Prevention
Protecting systems from CVE-2018-20033 is crucial to maintaining security.
Immediate Steps to Take
- Update FlexNet Publisher to a patched version that addresses the vulnerability.
- Monitor network traffic for any suspicious activity that may indicate an exploitation attempt.
Long-Term Security Practices
- Implement network segmentation to limit the impact of potential attacks.
- Conduct regular security assessments and audits to identify and address vulnerabilities proactively.
Patching and Updates
- Stay informed about security updates and patches released by Flexera Software LLC to address CVE-2018-20033.