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CVE-2023-7008

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

Published: Dec 23, 2023Updated: Nov 4, 2025 Sources: CVE List NVD BDU csafCWE-300
NVD MITRE
5.9CVSSMEDIUM
EPSS Score
0.8%
Top 46.7%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

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.

CVSS Vector Breakdown

AV:NAC:HPR:NUI:NS:UC:NI:HA:N
Exploitability
AV:NAttack Vector
Network
AC:HAttack Complexity
High
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:HIntegrity
High
A:NAvailability
None
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Weaknesses

CWE-300NVD-CWE-Other

Affected Products

Red Hat Enterprise Linux 8Red Hat
On-premOS
Operating Systems / linux-distro
Red Hat Enterprise Linux 9Red Hat
On-premOS
Operating Systems / linux-distro
Cryostat 2Red Hat
On-prem
Operating Systems / linux-distro
Debian GNU/LinuxСообщество свободного программного обеспечения
On-premOS
Operating Systems / linux-distro
Red Hat Enterprise LinuxRed Hat Inc.
On-premOS
Operating Systems / linux-distro
red hatcommercialUSOperating Systemsaka red hat
сообщество свободного программного обеспеченияoss-projectOperating Systemsaka сообщество свободного программного обеспечения, fsf
red hat inc.commercialUSOperating Systemsaka red hat
and 5 more affected products View all →

Exploitability

Official Patch Available
Workaround Available

References

https://access.redhat.com/errata/RHSA-2024:2463
access.redhat.com
https://access.redhat.com/errata/RHSA-2024:3203
access.redhat.com
https://access.redhat.com/security/cve/CVE-2023-7008
access.redhat.com
and 33 more references View all →

Timeline

Published
Dec 23, 2023
Last Updated
Nov 4, 2025

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