CVE-2022-45688 : Security Advisory and Response

A stack overflow vulnerability in the XML.toJSONObject component of hutool-json v5.8.10 allows attackers to perform a Denial of Service (DoS) attack via maliciously crafted JSON or XML data.

Understanding CVE-2022-45688

This CVE identifies a stack overflow vulnerability in the hutool-json library, version 5.8.10, specifically in the XML.toJSONObject component. The exploit enables threat actors to execute a Denial of Service (DoS) attack by manipulating JSON or XML data.

What is CVE-2022-45688?

The CVE-2022-45688 vulnerability refers to a stack overflow issue present in the XML.toJSONObject module of hutool-json v5.8.10. Attackers can leverage this flaw to launch a DoS attack on affected systems using specially crafted JSON or XML payloads.

The Impact of CVE-2022-45688

This vulnerability poses a significant risk as threat actors can potentially disrupt the availability of systems running the vulnerable hutool-json version 5.8.10. An attacker exploiting this flaw can cause a DoS condition, leading to service unavailability.

Technical Details of CVE-2022-45688

The technical aspects of CVE-2022-45688 encompass details related to the vulnerability, affected systems, and the exploitation mechanism.

Vulnerability Description

The vulnerability originates from a stack overflow within the XML.toJSONObject functionality of hutool-json v5.8.10, triggered by malformed JSON or XML data. When exploited, this can lead to a DoS condition on the target system.

Affected Systems and Versions

The affected component is hutool-json v5.8.10, impacting systems that utilize this specific version. The vulnerability affects the XML.toJSONObject component in particular, making systems susceptible to exploitation.

Exploitation Mechanism

Exploiting CVE-2022-45688 involves crafting JSON or XML data in a specific manner to trigger a stack overflow in the XML.toJSONObject module of hutool-json v5.8.10. By sending manipulated data, threat actors can initiate a DoS attack.

Mitigation and Prevention

To safeguard systems from the risks associated with CVE-2022-45688, immediate steps should be taken along with the implementation of long-term security practices.

Immediate Steps to Take

It is recommended to update the hutool-json library to a non-vulnerable version to mitigate the risk of a DoS attack via stack overflow. Additionally, monitoring incoming JSON or XML data for anomalies can help detect potential exploitation attempts.

Long-Term Security Practices

Implementing secure coding practices, conducting regular security assessments, and staying informed about vulnerabilities in third-party libraries are essential for maintaining a robust security posture.

Patching and Updates

Regularly applying security patches and updates to libraries and dependencies can help address known vulnerabilities like CVE-2022-45688, reducing the likelihood of successful exploitation by malicious actors.