CVE-2021-43051 Explained : Impact and Mitigation

TIBCO Spotfire Server API Authorization Vulnerability

Understanding CVE-2021-43051

The Spotfire Server component of TIBCO Software Inc.'s TIBCO Spotfire Server contains a vulnerability that allows malicious API clients to execute internal operations outside their permissions with human interaction. This affects multiple versions.

What is CVE-2021-43051?

The vulnerability in TIBCO Spotfire Server allows attackers with network access to manipulate API operations beyond their permissions, requiring human interaction for exploitation.

The Impact of CVE-2021-43051

Severity: High (CVSS score of 7.1)
Attack Complexity: High
Attack Vector: Network
User Interaction: Required
Affected Systems: TIBCO Spotfire Server versions 10.10.6 and below, 11.0.0 to 11.6.0
Impact: Unauthorized execution of API operations, potential full administrative access for attackers.

Technical Details of CVE-2021-43051

The technical details of the vulnerability in TIBCO Spotfire Server are as follows:

Vulnerability Description

Malicious clients can execute unauthorized internal API operations.

Affected Systems and Versions

TIBCO Spotfire Server versions 10.10.6 and below
Versions 11.0.0 to 11.6.0 are impacted.

Exploitation Mechanism

Attackers with network access can exploit this vulnerability requiring human interaction.

Mitigation and Prevention

Taking immediate action is crucial to secure systems from CVE-2021-43051.

Immediate Steps to Take

Upgrade TIBCO Spotfire Server to the patched versions.

Long-Term Security Practices

Regularly monitor and update software.
Implement least privilege access controls.
Conduct security awareness training.

Patching and Updates

TIBCO has released updated versions for affected components with fixes.