CVE-2024-5953
389-ds-base: malformed userpassword hash may cause denial of service
CVSS Score
5.7
EPSS Score
0.0%
EPSS Percentile
0th
A denial of service vulnerability was found in the 389-ds-base LDAP server. This issue may allow an authenticated user to cause a server denial of service while attempting to log in with a user with a malformed hash in their password.
| CWE | CWE-1288 |
| Published | Jun 18, 2024 |
| Last Updated | Feb 25, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Attack Vector
Adjacent
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Affected Versions
Red Hat / Red Hat Directory Server 11.5 E4S for RHEL 8
All versions affected Red Hat / Red Hat Directory Server 11.7 for RHEL 8
All versions affected Red Hat / Red Hat Directory Server 11.9 for RHEL 8
All versions affected Red Hat / Red Hat Directory Server 12.2 EUS for RHEL 9
All versions affected Red Hat / Red Hat Directory Server 12.4 for RHEL 9
All versions affected Red Hat / Red Hat Enterprise Linux 7 Extended Lifecycle Support
All versions affected Red Hat / Red Hat Enterprise Linux 8
All versions affected Red Hat / Red Hat Enterprise Linux 8.8 Extended Update Support
All versions affected Red Hat / Red Hat Enterprise Linux 9
All versions affected Red Hat / Red Hat Enterprise Linux 9.2 Extended Update Support
All versions affected Red Hat / Red Hat Enterprise Linux 10
All versions affected Red Hat / Red Hat Enterprise Linux 6
All versions affected References
access.redhat.com: https://access.redhat.com/errata/RHSA-2024:4633 access.redhat.com: https://access.redhat.com/errata/RHSA-2024:4997 access.redhat.com: https://access.redhat.com/errata/RHSA-2024:5192 access.redhat.com: https://access.redhat.com/errata/RHSA-2024:5690 access.redhat.com: https://access.redhat.com/errata/RHSA-2024:6153 access.redhat.com: https://access.redhat.com/errata/RHSA-2024:6568 access.redhat.com: https://access.redhat.com/errata/RHSA-2024:6569 access.redhat.com: https://access.redhat.com/errata/RHSA-2024:6576 access.redhat.com: https://access.redhat.com/errata/RHSA-2024:7458 access.redhat.com: https://access.redhat.com/errata/RHSA-2025:1632 access.redhat.com: https://access.redhat.com/security/cve/CVE-2024-5953 bugzilla.redhat.com: https://bugzilla.redhat.com/show_bug.cgi?id=2292104 lists.debian.org: https://lists.debian.org/debian-lts-announce/2025/01/msg00015.html
Credits
This issue was discovered by Têko Mihinto (Red Hat).