CVE-2021-28817

TIBCO Rendezvous Windows Platform Installation vulnerability

Description

The Windows Installation component of TIBCO Software Inc.'s TIBCO Rendezvous and TIBCO Rendezvous Developer Edition contains a vulnerability that theoretically allows a low privileged attacker with local access on some versions of the Windows operating system to insert malicious software. The affected component can be abused to execute the malicious software inserted by the attacker with the elevated privileges of the component. This vulnerability results from a lack of access restrictions on certain files and/or folders in the installation. Affected releases are TIBCO Software Inc.'s TIBCO Rendezvous: versions 8.5.1 and below and TIBCO Rendezvous Developer Edition: versions 8.5.1 and below.

Remediation

Solution:

TIBCO has released updated versions of the affected components which address these issues. TIBCO Rendezvous versions 8.5.1 and below update to version 8.5.2 or higher TIBCO Rendezvous Developer Edition versions 8.5.1 and below update to version 8.5.2 or higher

8.8

CVSS

Severity: High

CVSS 3.1 •

CVSS 2.0 •

EPSS 0.05%

Vendor Advisory tibco.com

Affected: TIBCO Software Inc. TIBCO Rendezvous

Affected: TIBCO Software Inc. TIBCO Rendezvous Developer Edition

References

Link	Tags
http://www.tibco.com/services/support/advisories	vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-28817?: CVE-2021-28817 has been scored as a high severity vulnerability.
How to fix CVE-2021-28817?: To fix CVE-2021-28817: TIBCO has released updated versions of the affected components which address these issues. TIBCO Rendezvous versions 8.5.1 and below update to version 8.5.2 or higher TIBCO Rendezvous Developer Edition versions 8.5.1 and below update to version 8.5.2 or higher
Is CVE-2021-28817 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2021-28817 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-28817?: CVE-2021-28817 affects TIBCO Software Inc. TIBCO Rendezvous, TIBCO Software Inc. TIBCO Rendezvous Developer Edition.