CVE-2020-11914 : Exploit Details and Defense Strategies

The Treck TCP/IP stack before 6.0.1.66 has an ARP Out-of-bounds Read.

Understanding CVE-2020-11914

This CVE involves a vulnerability in the Treck TCP/IP stack that could lead to an ARP Out-of-bounds Read.

What is CVE-2020-11914?

The Treck TCP/IP stack version prior to 6.0.1.66 is susceptible to an ARP Out-of-bounds Read vulnerability.

The Impact of CVE-2020-11914

This vulnerability could potentially allow an attacker to read out-of-bounds memory, leading to information disclosure or further exploitation.

Technical Details of CVE-2020-11914

The technical details of this CVE are as follows:

Vulnerability Description

The vulnerability lies in the ARP implementation of the Treck TCP/IP stack, allowing unauthorized access to out-of-bounds memory.

Affected Systems and Versions

Product: Not applicable
Vendor: Not applicable
Versions affected: All versions before 6.0.1.66

Exploitation Mechanism

The vulnerability can be exploited by sending specially crafted ARP packets to the target system, triggering the out-of-bounds read.

Mitigation and Prevention

Steps to mitigate and prevent exploitation of CVE-2020-11914:

Immediate Steps to Take

Apply the latest security patches provided by Treck for the TCP/IP stack.
Monitor network traffic for any suspicious ARP activities.
Implement network segmentation to limit the impact of potential attacks.

Long-Term Security Practices

Regularly update and patch all software components in the network infrastructure.
Conduct security assessments and audits to identify and address vulnerabilities proactively.

Patching and Updates

Stay informed about security advisories from Treck and apply patches promptly to secure the TCP/IP stack.