Skip to content
Fencer Intel
high 7.5

CVE-2022-2232 json

Keycloak: ldap injection on username input

published 2y ago modified 4mo ago also GHSA-8hc5-rmgf-qx6p , EUVD-2023-2922

cvss
7.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.7%
EPSS 0.7% chance of exploitation in 30 days, percentile 51%
public exploits
0
none known

Summary

A flaw was found in the Keycloak package. This flaw allows an attacker to utilize an LDAP injection to bypass the username lookup or potentially perform other malicious actions.

Patch / fix

  • maven org.keycloak:keycloak-ldap-federation 23.0.1
  • maven org.keycloak:keycloak-services 23.0.1
  • rh-sso7-keycloak red hat single sign on 7.6 18.0.11-3.redhat_00001.1.el8sso
  • rh-sso7-keycloak-server red hat single sign on 7.6 18.0.11-3.redhat_00001.1.el8sso
  • rh-sso7-keycloak red hat single sign on 7.6 18.0.11-3.redhat_00001.1.el9sso
  • rh-sso7-keycloak-server red hat single sign on 7.6 18.0.11-3.redhat_00001.1.el9sso
  • rh-sso7-keycloak red hat single sign on 7.6 18.0.11-3.redhat_00001.1.el7sso
  • rh-sso7-keycloak-server red hat single sign on 7.6 18.0.11-3.redhat_00001.1.el7sso

red hat advisories RHSA-2024:0095RHSA-2024:0096RHSA-2024:0094

Is CVE-2022-2232 in your dependencies? 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

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-2022-2232 updated cvss 7.5

keycloak: LDAP injection on username input

  • Red Hat Single Sign-On 7 rh-sso7-keycloak rh-sso7-keycloak
    affected: workaround, no fix available “This flaw requires a misconfiguration of the "UUID LDAP Attribute" values. When they are set to the standard entryUUID, objectGUID or nsuniqueid Keycloak is not vulnerable.”

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

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
last yr.

Exploit prediction

0.65% chance of exploitation in the next 30 days, higher than 51% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

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

Affected packages

ecosystem package affected fixed in
maven org.keycloak:keycloak-ldap-federation
<23.0.1
23.0.1
maven org.keycloak:keycloak-services
<23.0.1
23.0.1

Affected products

  • Red Hat Red Hat Single Sign-On 7

Classification

Weakness
  • CWE-20 Improper Input Validation
  • CWE-90 Improper Neutralization of Special Elements used in an LDAP Query

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.