CVE-2020-11898 : Security Advisory and Response

The Treck TCP/IP stack before 6.0.1.66 is susceptible to an IPv4/ICMPv4 Length Parameter Inconsistency vulnerability, potentially enabling remote attackers to exploit an information leak.

Understanding CVE-2020-11898

This CVE identifies a specific vulnerability in the Treck TCP/IP stack that could have severe consequences if exploited.

What is CVE-2020-11898?

The vulnerability in the Treck TCP/IP stack before version 6.0.1.66 allows for the mishandling of an IPv4/ICMPv4 Length Parameter Inconsistency, creating a potential security risk.

The Impact of CVE-2020-11898

Exploitation of this vulnerability could lead to an information leak, which might be triggered by remote attackers, compromising the confidentiality of data.

Technical Details of CVE-2020-11898

This section delves into the technical aspects of the CVE to provide a deeper understanding of the issue.

Vulnerability Description

The vulnerability arises from the improper handling of an IPv4/ICMPv4 Length Parameter Inconsistency in the Treck TCP/IP stack before version 6.0.1.66.

Affected Systems and Versions

The Treck TCP/IP stack versions prior to 6.0.1.66 are affected by this vulnerability.

Exploitation Mechanism

Remote attackers can exploit this vulnerability to trigger an information leak, potentially compromising sensitive data.

Mitigation and Prevention

To address and prevent the exploitation of CVE-2020-11898, certain steps and practices can be implemented.

Immediate Steps to Take

Update the Treck TCP/IP stack to version 6.0.1.66 or later to mitigate the vulnerability.
Monitor network traffic for any suspicious activity that could indicate an attempted exploit.

Long-Term Security Practices

Regularly update and patch all software components to ensure the latest security fixes are in place.
Implement network segmentation and access controls to limit the impact of potential security breaches.

Patching and Updates

Stay informed about security advisories and updates from Treck and other relevant vendors to promptly apply patches and fixes.