CVE-2024-3657

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

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

Remediation

Workaround:

  • Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.53%
Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com
Affected: Red Hat Red Hat Directory Server 11.5 E4S for RHEL 8
Affected: Red Hat Red Hat Directory Server 11.7 for RHEL 8
Affected: Red Hat Red Hat Directory Server 11.8 for RHEL 8
Affected: Red Hat Red Hat Directory Server 11.9 for RHEL 8
Affected: Red Hat Red Hat Directory Server 12.2 EUS for RHEL 9
Affected: Red Hat Red Hat Directory Server 12.4 for RHEL 9
Affected: Red Hat Red Hat Enterprise Linux 7
Affected: Red Hat Red Hat Enterprise Linux 8
Affected: Red Hat Red Hat Enterprise Linux 8.8 Extended Update Support
Affected: Red Hat Red Hat Enterprise Linux 9
Affected: Red Hat Red Hat Enterprise Linux 9.2 Extended Update Support
Affected: Red Hat Red Hat Enterprise Linux 6
Published at:
Updated at:

References

Link Tags
https://access.redhat.com/errata/RHSA-2024:3591 vendor advisory
https://access.redhat.com/errata/RHSA-2024:3837 vendor advisory
https://access.redhat.com/errata/RHSA-2024:4092 vendor advisory
https://access.redhat.com/errata/RHSA-2024:4209 vendor advisory
https://access.redhat.com/errata/RHSA-2024:4210 vendor advisory
https://access.redhat.com/errata/RHSA-2024:4235 vendor advisory
https://access.redhat.com/errata/RHSA-2024:4633 vendor advisory
https://access.redhat.com/errata/RHSA-2024:5690 vendor advisory
https://access.redhat.com/errata/RHSA-2024:6576 vendor advisory
https://access.redhat.com/errata/RHSA-2024:7458 vendor advisory
https://access.redhat.com/errata/RHSA-2025:1632 vendor advisory
https://access.redhat.com/security/cve/CVE-2024-3657 vdb entry
https://bugzilla.redhat.com/show_bug.cgi?id=2274401 issue tracking

Frequently Asked Questions

What is the severity of CVE-2024-3657?
CVE-2024-3657 has been scored as a high severity vulnerability.
How to fix CVE-2024-3657?
As a workaround for remediating CVE-2024-3657: Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
Is CVE-2024-3657 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2024-3657 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2024-3657?
CVE-2024-3657 affects Red Hat Red Hat Directory Server 11.5 E4S for RHEL 8, Red Hat Red Hat Directory Server 11.7 for RHEL 8, Red Hat Red Hat Directory Server 11.8 for RHEL 8, Red Hat Red Hat Directory Server 11.9 for RHEL 8, Red Hat Red Hat Directory Server 12.2 EUS for RHEL 9, Red Hat Red Hat Directory Server 12.4 for RHEL 9, Red Hat Red Hat Enterprise Linux 7, Red Hat Red Hat Enterprise Linux 8, Red Hat Red Hat Enterprise Linux 8.8 Extended Update Support, Red Hat Red Hat Enterprise Linux 9, Red Hat Red Hat Enterprise Linux 9.2 Extended Update Support, Red Hat Red Hat Enterprise Linux 6.
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