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Fencer Vulns
medium 4.9

CVE-2019-13421 json

Search Guard versions before 23.1 had an issue that an administrative user is able to retrieve bcrypt password hashes of other users config…

published 2019-08-23 7 y ago modified 2026-06-17 4 mo ago also EUVD-2019-4915

cvss
4.9
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.1%
EPSS 1.1% chance of exploitation in 30 days, percentile 66%
public exploits
0
none known

Summary

Search Guard versions before 23.1 had an issue that an administrative user is able to retrieve bcrypt password hashes of other users configured in the internal user database.

Patch / fix

  • floragunn Search Guard 23.1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2019-13421 updated cvss 4.9

search-guard: Administrative user is able to retrieve bcrypt password hashes of other users

  • Red Hat OpenShift Container Platform 3.9 search-guard-2, openshift-elasticsearch-plugin Red Hat OpenShift Container Platform 3.10 openshift-elasticsearch-plugin Red Hat OpenShift Container Platform 3.11 openshift3/ose-logging-elasticsearch5 Red Hat OpenShift Container Platform 4 openshift4/ose-logging-elasticsearch5
    affected: no fix available “Fix deferred”

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

1.13% chance of exploitation in the next 30 days, higher than 66% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • syss.de https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SySS-2018-025.txt referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.0 4.9 CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
NVD 2.0 4.0 AV:N/AC:L/Au:S/C:P/I:N/A:N

Affected products

  • floragunn Search Guard

Classification

Weakness
  • CWE-522 Insufficiently Protected Credentials
  • CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

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.