CVE-2021-43990 : What You Need to Know
Discover the impact and mitigation steps for CVE-2021-43990 affecting FANUC ROBOGUIDE Simulation Platform. Learn how threat actors can exploit network vulnerabilities through crafted XML payloads.
FANUC ROBOGUIDE Simulation Platform is susceptible to a network-based attack via a malicious XML payload, potentially triggering an external entity reference call.
Understanding CVE-2021-43990
FANUC ROBOGUIDE Simulation Platform faces vulnerabilities that allow threat actors to exploit XML-related issues.
What is CVE-2021-43990?
The vulnerability in FANUC ROBOGUIDE exposes the platform to external entity reference calls through specially crafted XML payloads.
The Impact of CVE-2021-43990
The vulnerability poses a medium severity risk with high availability impact, leaving affected systems prone to network-based attacks.
Technical Details of CVE-2021-43990
FANUC ROBOGUIDE Simulation Platform vulnerability specifics and affected systems.
Vulnerability Description
The flaw arises from improper handling of XML external entity references, allowing threat actors to craft malicious payloads to exploit the network.
Affected Systems and Versions
- Product: ROBOGUIDE
- Vendor: FANUC
- Affected Version: All versions prior to v9.40083.00.05 (Rev T)
Exploitation Mechanism
The issue can be exploited through the delivery of manipulated XML payloads triggering external entity reference calls.
Mitigation and Prevention
Ways to address and prevent the CVE-2021-43990 vulnerability.
Immediate Steps to Take
- Users should update to ROBOGUIDE v9 Rev U or higher from the FANUC website to patch the vulnerability.
Long-Term Security Practices
- Regularly update software to stay protected against known vulnerabilities.
Patching and Updates
- Install security patches and updates provided by FANUC to address the CVE-2021-43990 vulnerability.