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Vulnerability record · CVE-2022-4254 · published 1 February 2023

CVE-2022-4254: Fedoraproject sssd ldap injection vulnerability

Fedoraproject · Sssd

sssd: libsss_certmap fails to sanitise certificate data used in LDAP filters

8.8 CVSS 3.1 High EPSS 0.95% · top 40.3% CWE-90 · LDAP injection
8.8CVSS 3.1 base score
0.95%EPSS exploitation probability, 30 days
NoNot in CISA KEV
13Affected product versions listed by NVD
10References, 4 tagged exploit
17 Jun 2026Last modified by NVD

Description

sssd: libsss_certmap fails to sanitise certificate data used in LDAP filters

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

13 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://access.redhat.com/security/cve/CVE-2022-4254 Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2149894 ExploitIssue TrackingPatchThird Party Advisory
https://github.com/SSSD/sssd/commit/a2b9a84460429181f2a4fa7e2bb5ab49fd561274 PatchThird Party Advisory
https://github.com/SSSD/sssd/issues/5135 ExploitIssue TrackingPatchThird Party Advisory
https://lists.debian.org/debian-lts-announce/2023/05/msg00028.html
https://access.redhat.com/security/cve/CVE-2022-4254 Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2149894 ExploitIssue TrackingPatchThird Party Advisory
https://github.com/SSSD/sssd/commit/a2b9a84460429181f2a4fa7e2bb5ab49fd561274 PatchThird Party Advisory
https://github.com/SSSD/sssd/issues/5135 ExploitIssue TrackingPatchThird Party Advisory
https://lists.debian.org/debian-lts-announce/2023/05/msg00028.html

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Source: NIST National Vulnerability Database (record CVE-2022-4254), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.