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CVE-2024-3657

389-ds-base: potential denial of service via specially crafted kerberos as-req request

Published: May 28, 2024Updated: Nov 3, 2025 Sources: CVE List NVD BDUCWE-20
NVD MITRE
7.5CVSSHIGH
EPSS Score
1.2%
Top 34.6%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

A flaw was found in 389-ds-base. A specially-crafted LDAP query can potentially cause a failure on the directory server, leading to a denial of service

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:NI:NA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
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Weaknesses

CWE-20

Affected Products

Red Hat Directory Server 11.5 E4S for RHEL 8Red Hat
On-prem
Operating Systems / linux-distro
Red Hat Directory Server 11.7 for RHEL 8Red Hat
On-prem
Operating Systems / linux-distro
Red Hat Directory Server 11.8 for RHEL 8Red Hat
On-prem
Operating Systems / linux-distro
Red Hat Directory Server 11.9 for RHEL 8Red Hat
On-prem
Operating Systems / linux-distro
Red Hat Directory Server 12.2 EUS for RHEL 9Red Hat
On-prem
Operating Systems / linux-distro
red hatcommercialUSOperating Systemsaka red hat
and 13 more affected products View all →

Attack Graph

Products CVE Techniques Tactics

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Exploitability

Official Patch Available
Workaround Available

MITRE ATT&CK

1 technique
Initial Access
View detailed technique mapping

References

https://access.redhat.com/errata/RHSA-2024:3591
access.redhat.com
https://access.redhat.com/errata/RHSA-2024:3837
access.redhat.com
https://access.redhat.com/errata/RHSA-2024:4092
access.redhat.com
and 18 more references View all →

Timeline

Published
May 28, 2024
Last Updated
Nov 3, 2025

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