Medium 5.9Published Dec 23, 2023

CVE-2023-7008Systemd-resolved: unsigned name response in signed zone is not refused when dnssec=yes

Updated under an hour ago (Oct 26, 2026, 2:30 PM ET)

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It affects Red Hat Enterprise Linux 8 and 3 other products. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for Red Hat Enterprise Linux 8

Exploited in the last 30 days

A vulnerability was found in systemd-resolved. This issue may allow systemd-resolved to accept records of DNSSEC-signed domains even when they have no signature, allowing man-in-the-middles (or the upstream DNS resolver) to manipulate records.

CVSS: 5.9 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
Weakness (CWE): CWE-300
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: redhat
NVD analysis: Modified
Record last updated: Oct 14, 2026
First seen by InfoSec Signals: Oct 14, 2026

Affected products

Affected products

Red Hat Red Hat Enterprise Linux 8 redhat:enterprise_linux	from 0:239-82.el8 not affected	CNA record
Red Hat Cryostat 2 redhat:cryostat	2	CNA record
Siemens SIMATIC S7-1500 TM MFP - GNU/Linux subsystem siemens:simatic_s7_1500_tm_mfp_gnu_linux_subsystem (from the name)	before V1.1	CISA ADP
systemd_project systemd systemd_project:systemd	25	NVD

References

References

https://access.redhat.com/errata/RHSA-2024:2463	vendor-advisory, x-refsource-redhat
https://access.redhat.com/errata/RHSA-2024:3203	vendor-advisory, x-refsource-redhat
https://access.redhat.com/security/cve/CVE-2023-7008	vdb-entry, x-refsource-redhat, vendor-advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2222261	issue-tracking
https://bugzilla.redhat.com/show_bug.cgi?id=2222672	issue-tracking, x-refsource-redhat
https://github.com/systemd/systemd/issues/25676	issue-tracking
https://lists.debian.org/debian-lts-announce/2024/09/msg00001.html
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4GMDEG5PKONWNHOEYSUDRT6JEOISRMN2/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/QHNBXGKJWISJETTTDTZKTBFIBJUOSLKL/
https://security.netapp.com/advisory/ntap-20241122-0004/
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The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.