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golang: net: incorrect parsing of extraneous zero characters at the beginning of an IP address octet

🗓️ 25 Jan 2022 13:55:40Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 3 Views

Golang IP parsing flaw allows bypassing IP filters via leading zeros in an octet, risking confidentiality.

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Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux8ppc64leetcd3.3.23-7.el8ostetcd-3.3.23-7.el8ost.ppc64le.rpm
Red Hat Enterprise Linux8x86_64etcd3.3.23-7.el8ostetcd-3.3.23-7.el8ost.x86_64.rpm
Red Hat Enterprise Linux8ppc64leetcd-debuginfo3.3.23-7.el8ostetcd-debuginfo-3.3.23-7.el8ost.ppc64le.rpm
Red Hat Enterprise Linux8x86_64etcd-debuginfo3.3.23-7.el8ostetcd-debuginfo-3.3.23-7.el8ost.x86_64.rpm
Red Hat Enterprise Linux8ppc64leetcd-debugsource3.3.23-7.el8ostetcd-debugsource-3.3.23-7.el8ost.ppc64le.rpm
Red Hat Enterprise Linux8x86_64etcd-debugsource3.3.23-7.el8ostetcd-debugsource-3.3.23-7.el8ost.x86_64.rpm

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30 Jun 2026 03:17Current
7.1High risk
Vulners AI Score7.1
CVSS 25
CVSS 3.17.5
EPSS0.03775
CWE-20
golangip parsingleading zerosoctetaccess controlsconfidentialityintegrityavailabilityunix
3