CVE-2021-32292 : Vulnerability Insights and Analysis

An issue was discovered in json-c from 20200420 through 0.15-20200726. A stack-buffer-overflow exists in the auxiliary sample program json_parse which is located in the function parseit.

Understanding CVE-2021-32292

This section provides detailed insights into CVE-2021-32292.

What is CVE-2021-32292?

CVE-2021-32292 involves a stack-buffer-overflow in json-c from 20200420 through 0.15-20200726, specifically in the function parseit of the auxiliary sample program json_parse.

The Impact of CVE-2021-32292

This vulnerability can be exploited to trigger a stack-buffer-overflow, potentially leading to arbitrary code execution or denial of service.

Technical Details of CVE-2021-32292

Explore the technical aspects of CVE-2021-32292 below.

Vulnerability Description

The vulnerability in json-c allows attackers to overrun the buffer, causing a buffer overflow.

Affected Systems and Versions

All versions of json-c from 20200420 to 0.15-20200726 are affected by this vulnerability.

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting specially designed inputs to trigger the buffer overflow.

Mitigation and Prevention

Understand how to mitigate the risks posed by CVE-2021-32292.

Immediate Steps to Take

Immediately update json-c to a patched version to prevent exploitation of this vulnerability.

Long-Term Security Practices

Regularly update software and monitor security advisories to stay protected from such vulnerabilities.

Patching and Updates

Keep all software and libraries up to date to ensure the latest security patches are applied.