CVE-2020-36206 Explained : Impact and Mitigation

An issue was discovered in the rusb crate before 0.7.0 for Rust, leading to a data race and memory corruption due to a lack of Send and Sync bounds.

Understanding CVE-2020-36206

This CVE identifies a vulnerability in the rusb crate for Rust that can result in data race and memory corruption.

What is CVE-2020-36206?

The vulnerability in the rusb crate before version 0.7.0 for Rust allows for a data race and memory corruption due to missing Send and Sync bounds.

The Impact of CVE-2020-36206

The vulnerability can lead to data race conditions and memory corruption, potentially enabling attackers to manipulate memory contents.

Technical Details of CVE-2020-36206

The technical aspects of this CVE include:

Vulnerability Description

The issue arises from the absence of Send and Sync bounds in the rusb crate, facilitating data race and memory corruption.

Affected Systems and Versions

Affected: rusb crate versions before 0.7.0 for Rust

Exploitation Mechanism

Attackers can exploit this vulnerability to trigger data race conditions and manipulate memory.

Mitigation and Prevention

To address CVE-2020-36206, consider the following steps:

Immediate Steps to Take

Update the rusb crate to version 0.7.0 or newer to mitigate the vulnerability.
Monitor for any unusual behavior that could indicate exploitation of the data race.

Long-Term Security Practices

Implement secure coding practices to prevent similar memory corruption vulnerabilities.
Regularly update dependencies to ensure the latest security patches are applied.
Conduct thorough testing to identify and address any potential vulnerabilities.

Patching and Updates

Apply patches and updates provided by the rusb crate maintainers to fix the Send and Sync bounds issue.