CVE-2021-43988 : Security Advisory and Response

ICSA-22-109-03 FANUC ROBOGUIDE Simulation Platform

Understanding CVE-2021-43988

The FANUC ROBOGUIDE Simulation Platform is vulnerable to a network-based attack due to crafted file naming conventions.

What is CVE-2021-43988?

The vulnerability in ROBOGUIDE allows threat actors to gain unauthorized access rights through manipulation of file names.

The Impact of CVE-2021-43988

The vulnerability has a CVSS base score of 6.1 (Medium severity) with high availability impact, requiring user interaction for exploitation.

Technical Details of CVE-2021-43988

The following technical details shed light on the vulnerability.

Vulnerability Description

CWE-22: Improper Limitation of a Pathname allows threat actors to perform path traversal attacks.

Affected Systems and Versions

Product: ROBOGUIDE by FANUC
Versions: All versions less than v9.40083.00.05 (Rev T)

Exploitation Mechanism

Attack Complexity: High
Attack Vector: Network
Privileges Required: None
Scope: Changed
User Interaction: Required

Mitigation and Prevention

It is crucial to take immediate steps to address and prevent potential security risks.

Immediate Steps to Take

Upgrade to ROBOGUIDE v9 Rev U or higher from FANUC's official website.

Long-Term Security Practices

Regularly update software and security patches.
Implement network monitoring and access controls.

Patching and Updates

FANUC has released a new version to resolve the vulnerabilities. Users must download and install ROBOGUIDE v9 Rev U or higher.