SARA / Free Tools / CVE / CVE-2024-3657

CVE-2024-3657 — A flaw was found in 389-ds-base

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
7.5 HIGH
EPSS
60.00% (top 30.90%)
CWE
CWE-20
Published
2024-05-28T12:53:03.399Z
Last modified
2026-02-25T19:31:07.103Z
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

01What is this vulnerability?

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

02Affected products

VendorProductVersions
Red HatRed Hat Directory Server 11.5 E4S for RHEL 88060020250210084424.0ca98e7e
Red HatRed Hat Directory Server 11.7 for RHEL 88080020240909040333.f969626e
Red HatRed Hat Directory Server 11.8 for RHEL 88090020240606122459.91529cd0
Red HatRed Hat Directory Server 11.9 for RHEL 88100020240604161237.37ed7c03
Red HatRed Hat Directory Server 12.2 EUS for RHEL 99020020240916150035.1674d574
Red HatRed Hat Directory Server 12.4 for RHEL 99040020240604143706.1674d574
Red HatRed Hat Enterprise Linux 70:1.3.11.1-5.el7_9
Red HatRed Hat Enterprise Linux 88100020240613122040.25e700aa
Red HatRed Hat Enterprise Linux 8.8 Extended Update Support8080020240807050952.6dbb3803
Red HatRed Hat Enterprise Linux 90:2.4.5-8.el9_4
Red HatRed Hat Enterprise Linux 9.2 Extended Update Support0:2.2.4-9.el9_2
Red HatRed Hat Enterprise Linux 10unspecified
Red HatRed Hat Enterprise Linux 6unspecified

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Open the Sigma generator with a pre-filled prompt for this CVE to draft a starting detection in your stack of choice:

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07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

09References

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