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unbound: command injection with data coming from a specially crafted IPSECKEY answer

🗓️ 28 Apr 2020 15:36:34Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 4 Views

Unbound injection via IPSECKEY replies when ipsecmod is enabled or data is altered without DNSSEC.

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Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux8aarch64python3-unbound0:1.7.3-10.el8python3-unbound-0:1.7.3-10.el8.aarch64.rpm
Red Hat Enterprise Linux8ppc64lepython3-unbound0:1.7.3-10.el8python3-unbound-0:1.7.3-10.el8.ppc64le.rpm
Red Hat Enterprise Linux8s390xpython3-unbound0:1.7.3-10.el8python3-unbound-0:1.7.3-10.el8.s390x.rpm
Red Hat Enterprise Linux8x86_64python3-unbound0:1.7.3-10.el8python3-unbound-0:1.7.3-10.el8.x86_64.rpm
Red Hat Enterprise Linux8aarch64python3-unbound-debuginfo0:1.7.3-10.el8python3-unbound-debuginfo-0:1.7.3-10.el8.aarch64.rpm
Red Hat Enterprise Linux8i686python3-unbound-debuginfo0:1.7.3-10.el8python3-unbound-debuginfo-0:1.7.3-10.el8.i686.rpm
Red Hat Enterprise Linux8ppc64lepython3-unbound-debuginfo0:1.7.3-10.el8python3-unbound-debuginfo-0:1.7.3-10.el8.ppc64le.rpm
Red Hat Enterprise Linux8s390xpython3-unbound-debuginfo0:1.7.3-10.el8python3-unbound-debuginfo-0:1.7.3-10.el8.s390x.rpm
Red Hat Enterprise Linux8x86_64python3-unbound-debuginfo0:1.7.3-10.el8python3-unbound-debuginfo-0:1.7.3-10.el8.x86_64.rpm
Red Hat Enterprise Linux8aarch64unbound0:1.7.3-10.el8unbound-0:1.7.3-10.el8.aarch64.rpm
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21 Nov 2025 18:13Current
5.9Medium risk
Vulners AI Score5.9
CVSS 26.8
CVSS 3.17.3
EPSS0.03212
4