CVE-2023-7008Systemd-resolved: unsigned name response in signed zone is not refused when dnssec=yes
Updated under an hour ago ()
Does this affect you?
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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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
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
- https://access.redhat.com/errata/RHSA-2024:2463vendor-advisory, x-refsource-redhat
- https://access.redhat.com/errata/RHSA-2024:3203vendor-advisory, x-refsource-redhat
- https://access.redhat.com/security/cve/CVE-2023-7008vdb-entry, x-refsource-redhat, vendor-advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2222261issue-tracking
- https://bugzilla.redhat.com/show_bug.cgi?id=2222672issue-tracking, x-refsource-redhat
- https://github.com/systemd/systemd/issues/25676issue-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/
- https://cert-portal.siemens.com/productcert/html/ssa-794697.html
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.