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Fencer Intel
medium 5.5

CVE-2020-4083 json

HCL Connections 6.5 is vulnerable to possible information leakage.

published 6y ago modified 4mo ago also EUVD-2020-25330

cvss
5.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 28%
public exploits
0
none known

Summary

HCL Connections 6.5 is vulnerable to possible information leakage. Connections could disclose sensitive information via trace logs to a local user.

Patch / fix

Is CVE-2020-4083 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

Check with Fencer

Exploit prediction

0.35% chance of exploitation in the next 30 days, higher than 28% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • support.hcltechsw.com https://support.hcltechsw.com/csm?id=kb_article&sysparm_article=KB0075503 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
NVD 2.0 2.1 AV:L/AC:L/Au:N/C:P/I:N/A:N

Affected products

  • HCL Software "HCL Connections"

Classification

Weakness
  • CWE-532 Insertion of Sensitive Information into Log File

References

Sources

Fencer Intel 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.