CVE-2022-21360 : What You Need to Know

This article provides detailed information about CVE-2022-21360, a vulnerability affecting Java SE JDK and JRE products by Oracle Corporation.

Understanding CVE-2022-21360

CVE-2022-21360 is a vulnerability identified in the Oracle Java SE and Oracle GraalVM Enterprise Edition products, specifically in the ImageIO component. The affected versions include Oracle Java SE 7u321, 8u311, 11.0.13, 17.0.1, and Oracle GraalVM Enterprise Edition 20.3.4 and 21.3.0.

What is CVE-2022-21360?

The vulnerability allows an unauthenticated attacker with network access to compromise the affected products. Successful exploitation can lead to a partial denial of service in Oracle Java SE and Oracle GraalVM Enterprise Edition environments.

The Impact of CVE-2022-21360

The vulnerable versions of Java SE and GraalVM can be exploited by attackers via multiple protocols, enabling unauthorized intruders to disrupt the normal operation of these products. The affected components are typically used in sandboxed Java applications relying on the Java sandbox for security.

Technical Details of CVE-2022-21360

Vulnerability Description

The flaw in the ImageIO component of Oracle Java SE and Oracle GraalVM Enterprise Edition allows attackers to compromise the products, potentially causing a partial denial of service.

Affected Systems and Versions

Oracle Java SE versions 7u321, 8u311, 11.0.13, 17.0.1, and Oracle GraalVM Enterprise Edition versions 20.3.4 and 21.3.0 are impacted by this vulnerability.

Exploitation Mechanism

Attackers can exploit this vulnerability through network access using various protocols, compromising the security of Java applications and resulting in a partial denial of service.

Mitigation and Prevention

Immediate Steps to Take

To mitigate the risk associated with CVE-2022-21360, users are advised to apply security patches provided by Oracle for the affected versions. It is also recommended to restrict network access to vulnerable systems.

Long-Term Security Practices

In the long term, organizations should implement secure coding practices, regularly update software, and conduct security assessments to prevent similar vulnerabilities.

Patching and Updates

Users should regularly check for security updates from Oracle and apply patches promptly to address known vulnerabilities in Java SE and GraalVM Enterprise Edition.