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Fencer Vulns
medium 5.5

CVE-2021-37452 json

NCH Quorum v2.03 and earlier allows local users to discover cleartext login information relating to users by reading the local .dat configu…

published 2021-07-25 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-24017

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 18%
public exploits
0
none known

Summary

NCH Quorum v2.03 and earlier allows local users to discover cleartext login information relating to users by reading the local .dat configuration files.

Exploit prediction

0.26% chance of exploitation in the next 30 days, higher than 18% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/0xfml/poc/blob/main/NCH/Quorum_2.03_CC.md 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

Classification

Weakness
  • CWE-312 Cleartext Storage of Sensitive Information

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.