CVE-2023-7008

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

At a glance

Severity
MEDIUM 5.9
EPSS
EPSS 0.85 % · percentile 58 (2026-10-27)
State
PUBLISHED
Published
Updated
Assigner
redhat
NVD status
Modified

Description

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.

Scores

VersionScoreVectorScored by
CVSS 3.1MEDIUM 5.9CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:Nredhat
CVSS 3.1MEDIUM 5.9CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:NNVD · secalert@redhat.com (Secondary)
CVSS 3.1MEDIUM 5.9CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:NNVD · nvd@nist.gov (Primary)

Weaknesses (CWE)

European references

CERT-FR advisories

Affected configurations (NVD CPE)

Affected products

ProductVersions
Red Hat · Red Hat Enterprise Linux 8unaffected 0:239-82.el8 < *
Red Hat · Red Hat Enterprise Linux 9unaffected 0:252-32.el9_4 < *
Red Hat · Red Hat Enterprise Linux 9unaffected 0:252-32.el9_4 < *
Red Hat · Cryostat 2

References

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
EPSS (FIRST.org)FIRST — attribution requested
ENISA EUVDENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feedsPublic domain — this product uses data from the NVD API but is not endorsed or certified by the NVD