CVE-2021-28818

TIBCO Rendezvous Windows Platform Artifact Search vulnerability

Description

The Rendezvous Routing Daemon (rvrd), Rendezvous Secure Routing Daemon (rvrsd), Rendezvous Secure Daemon (rvsd), Rendezvous Cache (rvcache), Rendezvous Secure C API, Rendezvous Java API, and Rendezvous .Net API components of TIBCO Software Inc.'s TIBCO Rendezvous and TIBCO Rendezvous Developer Edition contain a vulnerability that theoretically allows a low privileged attacker with local access on 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 the affected component searching for run-time artifacts outside of the installation hierarchy. 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-2021-28818?: CVE-2021-28818 has been scored as a high severity vulnerability.
How to fix CVE-2021-28818?: To fix CVE-2021-28818: 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-2021-28818 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2021-28818 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-2021-28818?: CVE-2021-28818 affects TIBCO Software Inc. TIBCO Rendezvous, TIBCO Software Inc. TIBCO Rendezvous Developer Edition.