CVE-2021-28817 : Vulnerability Insights and Analysis

A vulnerability in the Windows Installation component of TIBCO Rendezvous and TIBCO Rendezvous Developer Edition allows a low-privileged attacker to insert malicious software on certain Windows OS versions, potentially executing it with elevated privileges.

Understanding CVE-2021-28817

This CVE discloses a security flaw in the Windows Installation component of TIBCO Rendezvous products that could be exploited by a local attacker to execute malicious software with elevated privileges.

What is CVE-2021-28817?

The vulnerability in the TIBCO Rendezvous Windows Platform Installation component permits a low-privileged attacker to introduce and execute malicious software on specific Windows operating system versions.

The Impact of CVE-2021-28817

The potential impact of this vulnerability is severe, as an attacker could gain full access to the Windows OS at the privilege level of the affected TIBCO component.

Technical Details of CVE-2021-28817

This section covers specific details of the vulnerability.

Vulnerability Description

The flaw arises from unrestricted access on certain files/folders during installation, allowing attackers to insert and execute malicious software.

Affected Systems and Versions

TIBCO Rendezvous and TIBCO Rendezvous Developer Edition versions 8.5.1 and below are affected by this vulnerability.

Exploitation Mechanism

An attacker with local access on applicable Windows OS versions could exploit this vulnerability by inserting malicious software.

Mitigation and Prevention

To safeguard systems from CVE-2021-28817, immediate steps need to be taken alongside long-term security practices.

Immediate Steps to Take

Update to TIBCO Rendezvous versions 8.5.2 or above to address this issue.

Long-Term Security Practices

Maintain a proactive approach towards system security, including regular patching and updates.