CVE-2021-24028 : Security Advisory and Response

An in-depth look at the CVE-2021-24028 vulnerability affecting Facebook Thrift.

Understanding CVE-2021-24028

This CVE involves an invalid free in Thrift's table-based serialization, leading to potential code execution or application crash.

What is CVE-2021-24028?

CVE-2021-24028 is a vulnerability in Facebook Thrift before version v2021.02.22.00 due to an invalid free issue in table-based serialization.

The Impact of CVE-2021-24028

Exploitation can result in the application crashing or potentially allowing malicious actors to execute code on affected systems.

Technical Details of CVE-2021-24028

Exploring the specifics of the CVE-2021-24028 vulnerability.

Vulnerability Description

The vulnerability arises from an invalid free operation in Thrift's table-based serialization mechanism.

Affected Systems and Versions

Facebook Thrift versions before v2021.02.22.00 are impacted by this vulnerability.

Exploitation Mechanism

Potential exploitation of this vulnerability can lead to application crashes or unauthorized code execution.

Mitigation and Prevention

Understanding the steps to mitigate and prevent CVE-2021-24028.

Immediate Steps to Take

Update Facebook Thrift to version v2021.02.22.00 or later to mitigate the vulnerability.

Long-Term Security Practices

Implement secure coding practices to avoid similar vulnerabilities in the future.

Patching and Updates

Regularly apply patches and updates to ensure that software remains secure.