CVE-2022-24822 : Vulnerability Insights and Analysis

A denial of service vulnerability has been discovered in @podium/layout and @podium/proxy, affecting versions prior to 4.6.110 and 4.2.74, respectively.

Understanding CVE-2022-24822

This CVE involves a vulnerability in Podium, specifically in the @podium/layout and @podium/proxy modules.

What is CVE-2022-24822?

Podium is a library for building micro frontends where @podium/layout is used for building a Podium layout server, and @podium/proxy is used for proxying HTTP requests from a layout server to a podlet server. The vulnerability allows an attacker to exploit the

Trailer

header in requests against proxy endpoints, potentially leading to a server takedown.

The Impact of CVE-2022-24822

The severity of this vulnerability is rated as high with a CVSS base score of 7.5. The attack complexity is low, requiring no special privileges and can be exploited over the network. The availability impact is high, with no impact on confidentiality or integrity.

Technical Details of CVE-2022-24822

Here are more technical details regarding this vulnerability:

Vulnerability Description

The vulnerability arises from a flaw in the handling of the

Trailer

header in requests to proxy endpoints, allowing attackers to take down the server.

Affected Systems and Versions

Versions of @podium/layout prior to 4.6.110 and @podium/proxy prior to 4.2.74 are affected by this vulnerability.

Exploitation Mechanism

By utilizing the

Trailer

header in requests against proxy endpoints, attackers can trigger the vulnerability and potentially disrupt the server.

Mitigation and Prevention

Protecting your systems from CVE-2022-24822 requires immediate action and long-term security practices.

Immediate Steps to Take

Upgrade @podium/layout to version 4.6.110 and @podium/proxy to version 4.2.74 to patch the vulnerability.

Long-Term Security Practices

Regularly update Podium library modules to the latest versions to ensure security patches are applied promptly.

Patching and Updates

Stay informed about security advisories and updates from Podium to address any future vulnerabilities.