CVE record · CVE-2023-42669

Samba: "rpcecho" development server allows denial of service via sleep() call on ad dc

CVSS 6.5 MediumEPSS 0.019 · 80th percentile

Published by the CVE Program (CNA: redhat) at 6 Nov 2023, 06:57 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
Vendor	Product	Versions
Not given	Not given Package name: samba https://github.com/samba-team/samba	affected 4.0.0 to before 4.17.12 semver affected 4.18.0 to before 4.18.8 semver affected 4.19.0 Other versions: unaffected
Red Hat	Red Hat Enterprise Linux 8 Package name: samba https://access.redhat.com/downloads/content/package-browser/	unaffected 0:4.18.6-2.el8_9 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 8 Package name: samba https://access.redhat.com/downloads/content/package-browser/	unaffected 0:4.18.6-2.el8_9 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 8.6 Extended Update Support Package name: samba https://access.redhat.com/downloads/content/package-browser/	unaffected 0:4.15.5-13.el8_6 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 8.8 Extended Update Support Package name: samba https://access.redhat.com/downloads/content/package-browser/	unaffected 0:4.17.5-4.el8_8 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 9 Package name: samba https://access.redhat.com/downloads/content/package-browser/	unaffected 0:4.18.6-101.el9_3 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 9 Package name: samba https://access.redhat.com/downloads/content/package-browser/	unaffected 0:4.18.6-101.el9_3 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 9.0 Extended Update Support Package name: samba https://access.redhat.com/downloads/content/package-browser/	unaffected 0:4.15.5-111.el9_0 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 9.2 Extended Update Support Package name: samba https://access.redhat.com/downloads/content/package-browser/	unaffected 0:4.17.5-104.el9_2 to before * rpm Other versions: affected
Red Hat	Red Hat Virtualization 4 for Red Hat Enterprise Linux 8 Package name: samba https://access.redhat.com/downloads/content/package-browser/	unaffected 0:4.15.5-13.el8_6 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 6 Package name: samba https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unknown
Red Hat	Red Hat Enterprise Linux 6 Package name: samba4 https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unknown
Red Hat	Red Hat Enterprise Linux 7 Package name: samba https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unknown
Red Hat	Red Hat Storage 3 Package name: samba https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unknown

Identifiers: CVE-2023-42669
CNA: redhat
Weakness (CWE): CWE-400
Tags: Red Hat Enterprise Linux 8
Red Hat Enterprise Linux 8.6 Extended Update Support
Red Hat Enterprise Linux 8.8 Extended Update Support
Red Hat Enterprise Linux 9
Red Hat Enterprise Linux 9.0 Extended Update Support
Red Hat Enterprise Linux 9.2 Extended Update Support
Red Hat Virtualization 4 for Red Hat Enterprise Linux 8
Red Hat Enterprise Linux 6
Denial of service
Published: 6 Nov 2023
Updated: 20 Nov 2025

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

Score	Rating	CVSS	Vector	Source
6.5	Medium	3.1	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H	CNA (redhat)

CISA KEV Not listed.
EPSS 0.019, the 80th percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 6 Nov 2023. New records show when each source confirmed them.

Sources

References from the CNA

access.redhat.com/errata/RHSA-2023:6209 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2023:6744 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2023:7371 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2023:7408 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2023:7464 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2023:7467 vendor-advisoryredhat
access.redhat.com/security/cve/CVE-2023-42669 vdb-entryredhat
bugzilla.redhat.com/show_bug.cgi?id=2241884 issue-trackingredhat
bugzilla.samba.org/show_bug.cgi?id=15474
www.samba.org/samba/security/CVE-2023-42669.html

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.