CVE-2022-0695 : What You Need to Know

A detailed overview of the Denial of Service vulnerability found in the GitHub repository radareorg/radare2.

Understanding CVE-2022-0695

This section covers the impact, technical details, and mitigation strategies related to CVE-2022-0695.

What is CVE-2022-0695?

CVE-2022-0695 is a Denial of Service vulnerability identified in the radareorg/radare2 GitHub repository prior to version 5.6.4. It is classified under CWE-400 Uncontrolled Resource Consumption.

The Impact of CVE-2022-0695

The vulnerability has a CVSS base score of 6.8, with a MEDIUM severity level. It can result in High Availability Impact and High Confidentiality Impact, with Low Integrity Impact. The attack complexity is LOW, with LOCAL attack vector, and LOW privileges required.

Technical Details of CVE-2022-0695

This section delves into the specific technical aspects of the vulnerability.

Vulnerability Description

The vulnerability in radareorg/radare2 allows for Denial of Service attacks, potentially disrupting the availability of the service.

Affected Systems and Versions

The vulnerability affects versions prior to 5.6.4 of the radareorg/radare2 GitHub repository.

Exploitation Mechanism

To exploit this vulnerability, an attacker can send specially crafted requests to the affected service, leading to resource consumption and service disruption.

Mitigation and Prevention

Explore the essential steps to mitigate and prevent the exploitation of CVE-2022-0695.

Immediate Steps to Take

Update the radareorg/radare2 repository to version 5.6.4 or later to eliminate the vulnerability.
Monitor network traffic for any suspicious activity indicative of a potential Denial of Service attack.

Long-Term Security Practices

Implement proper input validation mechanisms to prevent malformed requests from affecting the service.
Regularly patch and update software to address known security vulnerabilities.

Patching and Updates

Stay informed about security advisories from radareorg and apply patches promptly to ensure a secure software environment.