CVE-2021-43053
TIBCO FTL Secret Exposure Vulnerability
- Published
- Updated
- Reserved
- Assigned by
- tibco
Description
The Realm Server component of TIBCO Software Inc.'s TIBCO FTL - Community Edition, TIBCO FTL - Developer Edition, and TIBCO FTL - Enterprise Edition contains a difficult to exploit vulnerability that allows an unauthenticated attacker with network access to obtain the cluster secret of another application connected to the realm server. Affected releases are TIBCO Software Inc.'s TIBCO FTL - Community Edition: versions 6.7.2 and below, TIBCO FTL - Developer Edition: versions 6.7.2 and below, and TIBCO FTL - Enterprise Edition: versions 6.7.2 and below.
Timeline
ID reserved
By tibco
- 3 months later
· 3 months later
Published
- 3 years later
· 3 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| tibcoCNA (assigner) | 3.1 | High8.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N |
| NVDNVD · Modified | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
- EPSS (exploitation in 30 days)
- 0.84% · top 42% of all CVEs (7 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.5.
Weakness
- Successful execution of this vulnerability can result in an attacker gaining full access to communication on an existing eFTL channel on the affected system.
Affected products
TIBCO Software Inc. · TIBCO FTL - Community Edition
- affected unspecified – ≤ 6.7.2
TIBCO Software Inc. · TIBCO FTL - Developer Edition
- affected unspecified – ≤ 6.7.2
TIBCO Software Inc. · TIBCO FTL - Enterprise Edition
- affected unspecified – ≤ 6.7.2
What to do
Solution: TIBCO has released updated versions of the affected components which address these issues. TIBCO FTL - Community Edition versions 6.7.2 and below update to version 6.7.3 or later TIBCO FTL - Developer Edition versions 6.7.2 and below update to version 6.7.3 or later TIBCO FTL - Enterprise Edition versions 6.7.2 and below update to version 6.7.3 or later
References (2)
- https://www.tibco.com/services/support/advisories (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://www.tibco.com/support/advisories/2022/01/tibco-security-advisory-january-11-2022-tibco-ftl-2021-43053 (opens in a new tab)x_refsource_CONFIRMx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2021-43053)Record last updated .