DescriptionThe Net::IPV4Addr module 0.10 for Perl does not properly consider extraneous zero characters in an IP address string, which (in some situations) allows attackers to bypass access control that is based on IP addresses.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
Debian Bugs1072178

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
libnetwork-ipv4addr-perl (PTS)bullseye0.10.ds-3.1vulnerable
sid, trixie, bookworm0.10.ds-4vulnerable

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs


[bookworm] - libnetwork-ipv4addr-perl <no-dsa> (Minor issue)
[bullseye] - libnetwork-ipv4addr-perl <no-dsa> (Minor issue)
[buster] - libnetwork-ipv4addr-perl <postponed> (Minor issue, revisit when fix is available)

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