CVE-2022-34267 : Vulnerability Insights and Analysis

A security vulnerability was discovered in RWS WorldServer that allows attackers to bypass authentication requirements and execute arbitrary Java code.

Understanding CVE-2022-34267

This CVE relates to an issue in RWS WorldServer that enables malicious actors to upload and run Java code via a specific endpoint.

What is CVE-2022-34267?

The vulnerability in RWS WorldServer prior to version 11.7.3 allows bypassing authentication by adding a token parameter with a specific value. This could result in the execution of unauthorized Java code via a .jar archive.

The Impact of CVE-2022-34267

The exploitation of this vulnerability can lead to unauthorized access and remote code execution on affected systems. Attackers can potentially compromise the confidentiality, integrity, and availability of data.

Technical Details of CVE-2022-34267

This section delves into the specifics of the vulnerability, including affected systems and the exploitation mechanism.

Vulnerability Description

An attacker can abuse the token parameter in RWS WorldServer to sidestep authentication measures, facilitating the uploading and execution of arbitrary Java code.

Affected Systems and Versions

All versions of RWS WorldServer prior to 11.7.3 are affected by this vulnerability. This includes instances where a token parameter is present with the value of 02.

Exploitation Mechanism

By adding a token parameter with the specific value '02' to the ws-api/v2/customizations/api endpoint, threat actors can upload a .jar archive containing Java code for execution.

Mitigation and Prevention

It is crucial to implement immediate steps to mitigate the CVE-2022-34267 vulnerability and prevent potential exploitation.

Immediate Steps to Take

Update RWS WorldServer to version 11.7.3 or later to eliminate the vulnerability.
Monitor network traffic and system logs for any suspicious activities.
Restrict access to vulnerable endpoints to authorized personnel only.

Long-Term Security Practices

Conduct regular security assessments and audits to identify and address vulnerabilities proactively.
Educate personnel on secure coding practices and the risks associated with improper input validation.

Patching and Updates

Stay informed about security patches released by RWS WorldServer and apply them promptly to safeguard the system against known vulnerabilities.