CVE-2023-50658 : Security Advisory and Response

This article provides detailed information about CVE-2023-50658, focusing on the jose2go component vulnerability that can lead to a denial of service attack through excessive CPU consumption.

Understanding CVE-2023-50658

CVE-2023-50658 relates to a specific vulnerability in the jose2go component version 1.6.0 for Go, allowing threat actors to exploit this issue to cause a denial of service by overloading CPU resources.

What is CVE-2023-50658?

CVE-2023-50658 pertains to a security flaw in the jose2go component before version 1.6.0, enabling malicious actors to disrupt service availability by triggering high CPU usage with a large PBES2 Count value.

The Impact of CVE-2023-50658

The impact of this CVE is significant as attackers can exploit the vulnerability to exhaust CPU resources, leading to a denial of service condition that affects the availability and performance of the system.

Technical Details of CVE-2023-50658

This section delves into the technical aspects of CVE-2023-50658, outlining the vulnerability description, affected systems, and the exploitation mechanism.

Vulnerability Description

The vulnerability in jose2go version 1.6.0 allows threat actors to trigger a denial of service attack by manipulating a specific parameter, resulting in excessive CPU consumption.

Affected Systems and Versions

All systems using the jose2go component before version 1.6.0 are vulnerable to CVE-2023-50658, regardless of the specific vendor or product.

Exploitation Mechanism

Attackers can exploit this vulnerability by sending crafted requests with a large PBES2 Count value, causing the application to consume excessive CPU resources and disrupt normal operations.

Mitigation and Prevention

In this section, we discuss the necessary steps to mitigate the risks associated with CVE-2023-50658 and prevent potential attacks.

Immediate Steps to Take

To address CVE-2023-50658, it is crucial to update the jose2go component to version 1.6.0 or higher, where the vulnerability has been patched to prevent denial of service attacks.

Long-Term Security Practices

Implementing robust security practices, such as regular vulnerability scanning and timely software updates, can help safeguard systems against similar threats in the future.

Patching and Updates

Regularly monitoring for security updates and promptly applying patches for vulnerable components, like jose2go, is essential to mitigate the risk of exploitation and enhance overall system security.