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unbound: novel ghost domain attack that allows attackers to trigger continued resolvability of malicious domain names

🗓️ 25 Apr 2024 06:53:07Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 2 Views

Unbound resolver flaw enables ghost domain names; rogue server updates delegations to sustain resolution.

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Tenable Nessus		Amazon Linux 2 : unbound (ALAS-2024-2468)
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Tenable Nessus		AlmaLinux 8 : unbound (ALSA-2022:7622)
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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux8.6aarch64python3-unbound0:1.7.3-17.el8_6.5python3-unbound-0:1.7.3-17.el8_6.5.aarch64.rpm
Red Hat Enterprise Linux8.6ppc64lepython3-unbound0:1.7.3-17.el8_6.5python3-unbound-0:1.7.3-17.el8_6.5.ppc64le.rpm
Red Hat Enterprise Linux8.6s390xpython3-unbound0:1.7.3-17.el8_6.5python3-unbound-0:1.7.3-17.el8_6.5.s390x.rpm
Red Hat Enterprise Linux8.6x86_64python3-unbound0:1.7.3-17.el8_6.5python3-unbound-0:1.7.3-17.el8_6.5.x86_64.rpm
Red Hat Enterprise Linux8.6aarch64python3-unbound-debuginfo0:1.7.3-17.el8_6.5python3-unbound-debuginfo-0:1.7.3-17.el8_6.5.aarch64.rpm
Red Hat Enterprise Linux8.6i686python3-unbound-debuginfo0:1.7.3-17.el8_6.5python3-unbound-debuginfo-0:1.7.3-17.el8_6.5.i686.rpm
Red Hat Enterprise Linux8.6ppc64lepython3-unbound-debuginfo0:1.7.3-17.el8_6.5python3-unbound-debuginfo-0:1.7.3-17.el8_6.5.ppc64le.rpm
Red Hat Enterprise Linux8.6s390xpython3-unbound-debuginfo0:1.7.3-17.el8_6.5python3-unbound-debuginfo-0:1.7.3-17.el8_6.5.s390x.rpm
Red Hat Enterprise Linux8.6x86_64python3-unbound-debuginfo0:1.7.3-17.el8_6.5python3-unbound-debuginfo-0:1.7.3-17.el8_6.5.x86_64.rpm
Red Hat Enterprise Linux8.6aarch64unbound0:1.7.3-17.el8_6.5unbound-0:1.7.3-17.el8_6.5.aarch64.rpm
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18 Mar 2026 02:38Current
5.7Medium risk
Vulners AI Score5.7
CVSS 3.16.5
EPSS0.00868
CWE-613
unbound vulnerabilityghost domain namesrogue serverdelegations updatespersistent resolution
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