CVE-2019-10898 : Security Advisory and Response
Learn about CVE-2019-10898 affecting Wireshark 3.0.0. Discover the impact, affected systems, exploitation mechanism, and mitigation steps for this GSUP dissector vulnerability.
Wireshark 3.0.0 had a vulnerability where the GSUP dissector could enter an endless loop due to invalid Information Elements. The issue was resolved by rejecting such elements.
Understanding CVE-2019-10898
A potential issue in Wireshark 3.0.0 could lead to an infinite loop in the GSUP dissector.
What is CVE-2019-10898?
In Wireshark 3.0.0, the GSUP dissector could go into an infinite loop due to invalid Information Elements, impacting the program's functionality.
The Impact of CVE-2019-10898
The vulnerability could potentially cause Wireshark to become unresponsive or crash, affecting the analysis of GSM protocols.
Technical Details of CVE-2019-10898
Wireshark 3.0.0 vulnerability details.
Vulnerability Description
The GSUP dissector in Wireshark 3.0.0 could enter an infinite loop, impacting the program's ability to analyze GSM protocols.
Affected Systems and Versions
- Product: Wireshark 3.0.0
- Vendor: Wireshark
- Version: All versions
Exploitation Mechanism
The vulnerability could be exploited by crafting a malicious packet that triggers the GSUP dissector to process invalid Information Elements.
Mitigation and Prevention
Steps to address and prevent the CVE-2019-10898 vulnerability.
Immediate Steps to Take
- Update Wireshark to the latest version to apply the necessary security patches.
- Avoid opening suspicious or untrusted capture files to mitigate potential risks.
Long-Term Security Practices
- Regularly update Wireshark and other software to ensure the latest security fixes are in place.
- Implement network segmentation to limit the impact of potential security breaches.
Patching and Updates
- Stay informed about security advisories from Wireshark and apply patches promptly to address known vulnerabilities.