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Fencer Vulns
medium 5.9

CVE-2024-23556 json

HCL BigFix Platform is impacted by a failure to restrict SSL/TLS renegotiation

published 2024-05-17 2 y ago modified 2026-06-17 4 mo ago also EUVD-2024-21051

cvss
5.9
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 31%
public exploits
0
none known

Summary

SSL/TLS Renegotiation functionality potentially leading to DoS attack vulnerability.

Patch / fix

  • hcltech bigfix_platform 9.5.25, 10.0.12

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
2 y ago

Exploit prediction

0.37% chance of exploitation in the next 30 days, higher than 31% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

  • HCL Software BigFix Platform
  • hcltech bigfix_platform

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.