CVE-2022-38078 : Security Advisory and Response

Movable Type XMLRPC API provided by Six Apart Ltd. contains a critical command injection vulnerability that allows arbitrary Perl script execution and OS command execution. This vulnerability affects multiple versions of Movable Type, including both current and unsupported versions. It was published on August 24, 2022, by JPCERT.

Understanding CVE-2022-38078

This CVE describes a serious command injection vulnerability in the Movable Type XMLRPC API.

What is CVE-2022-38078?

The vulnerability in the XMLRPC API of Movable Type allows attackers to execute arbitrary Perl scripts and OS commands by sending a specially crafted message through the POST method.

The Impact of CVE-2022-38078

This vulnerability poses a significant risk as attackers can exploit it to execute malicious code on affected systems, compromising their integrity and security.

Technical Details of CVE-2022-38078

This section covers specific technical information about the vulnerability.

Vulnerability Description

The vulnerability in the Movable Type XMLRPC API enables command injection, potentially leading to the execution of unauthorized Perl scripts and OS commands.

Affected Systems and Versions

The affected versions include Movable Type 7 r.5202 and earlier, Movable Type Advanced 7 r.5202 and earlier, Movable Type 6.8.6 and earlier, Movable Type Advanced 6.8.6 and earlier, Movable Type Premium 1.52 and earlier, and Movable Type Premium Advanced 1.52 and earlier.

Exploitation Mechanism

Attackers can exploit this vulnerability by sending a specially crafted message to the XMLRPC API via the POST method, allowing them to execute arbitrary Perl scripts and OS commands.

Mitigation and Prevention

Protecting systems from CVE-2022-38078 requires immediate action and long-term security measures.

Immediate Steps to Take

It is crucial to apply security patches provided by the vendor to address this vulnerability promptly. Implement network security measures and restrict access to vulnerable services.

Long-Term Security Practices

Regularly update and patch your systems to prevent known vulnerabilities. Conduct security assessments and monitor for unusual activity that may indicate exploitation attempts.

Patching and Updates

Stay informed about security updates from Six Apart Ltd. for Movable Type to ensure that your systems are protected from potential threats.