CVE-2019-13421

Severity: medium (CVSS 4.9 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.1% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2019-08-23 · updated 2026-06-17
Weakness: CWE-522

Description

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.

Affected products

floragunn Search Guard: before 23.1 — fixed in 23.1

How to fix

Upgrade to a fixed version: floragunn Search Guard 23.1. Check the vendor advisory for mitigations.

References

https://docs.search-guard.com/6.x-23/changelog-searchguard-6-x-23_1
https://search-guard.com/cve-advisory/
https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SySS-2018-025.txt
https://docs.search-guard.com/6.x-23/changelog-searchguard-6-x-23_1
https://search-guard.com/cve-advisory/
https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SySS-2018-025.txt

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