Skip to content
Fencer Vulns
high 7.5

CVE-2021-35497 json

TIBCO FTL unvalidated SAN in client certificates

published 2021-10-05 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-0473

cvss
7.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 36%
public exploits
0
none known

Summary

The FTL Server (tibftlserver) and Docker images containing tibftlserver components of TIBCO Software Inc.'s TIBCO ActiveSpaces - Community Edition, TIBCO ActiveSpaces - Developer Edition, TIBCO ActiveSpaces - Enterprise Edition, TIBCO FTL - Community Edition, TIBCO FTL - Developer Edition, TIBCO FTL - Enterprise Edition, TIBCO eFTL - Community Edition, TIBCO eFTL - Developer Edition, and TIBCO eFTL - Enterprise Edition contain a vulnerability that theoretically allows a non-administrative, authenticated FTL user to trick the affected components into creating illegitimate certificates. These maliciously generated certificates can be used to enable man-in-the-middle attacks or to escalate privileges so that the malicious user has administrative privileges. Affected releases are TIBCO Software Inc.'s TIBCO ActiveSpaces - Community Edition: versions 4.3.0, 4.4.0, 4.5.0, 4.6.0, 4.6.1, and 4.6.2, TIBCO ActiveSpaces - Developer Edition: versions 4.3.0, 4.4.0, 4.5.0, 4.6.0, 4.6.1, and 4.6.2, TIBCO ActiveSpaces - Enterprise Edition: versions 4.3.0, 4.4.0, 4.5.0, 4.6.0, 4.6.1, and 4.6.2, TIBCO FTL - Community Edition: versions 6.2.0, 6.3.0, 6.3.1, 6.4.0, 6.5.0, 6.6.0, 6.6.1, and 6.7.0, TIBCO FTL - Developer Edition: versions 6.2.0, 6.3.0, 6.3.1, 6.4.0, 6.5.0, 6.6.0, 6.6.1, and 6.7.0, TIBCO FTL - Enterprise Edition: versions 6.2.0, 6.3.0, 6.3.1, 6.4.0, 6.5.0, 6.6.0, 6.6.1, and 6.7.0, TIBCO eFTL - Community Edition: versions 6.2.0, 6.3.0, 6.3.1, 6.4.0, 6.5.0, 6.6.0, 6.6.1, and 6.7.0, TIBCO eFTL - Developer Edition: versions 6.2.0, 6.3.0, 6.3.1, 6.4.0, 6.5.0, 6.6.0, 6.6.1, and 6.7.0, and TIBCO eFTL - Enterprise Edition: versions 6.2.0, 6.3.0, 6.3.1, 6.4.0, 6.5.0, 6.6.0, 6.6.1, and 6.7.0.

Exploit prediction

0.42% chance of exploitation in the next 30 days, higher than 36% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 7.5 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 6.0 AV:N/AC:M/Au:S/C:P/I:P/A:P

Affected products

  • TIBCO Software Inc. TIBCO ActiveSpaces - Community Edition
  • TIBCO Software Inc. TIBCO ActiveSpaces - Developer Edition
  • TIBCO Software Inc. TIBCO ActiveSpaces - Enterprise Edition
  • TIBCO Software Inc. TIBCO FTL - Community Edition
  • TIBCO Software Inc. TIBCO FTL - Developer Edition
  • TIBCO Software Inc. TIBCO FTL - Enterprise Edition
  • TIBCO Software Inc. TIBCO eFTL - Community Edition
  • TIBCO Software Inc. TIBCO eFTL - Developer Edition
  • TIBCO Software Inc. TIBCO eFTL - Enterprise Edition

Classification

Weakness
  • CWE-295 Improper Certificate Validation

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.