CVE-2021-29424: The Net::Netmask module before 2.0000 for Perl does not properly consider extraneous zero characters at the beginning of an IP address string, which (in some…

PriorityP345high7.5CVSS 3.1

AVNACLPRNUINSUCNIHAN

EPSS

2.00%

78.5th percentile

The Net::Netmask module before 2.0000 for Perl does not properly consider extraneous zero characters at the beginning of an IP address string, which (in some situations) allows attackers to bypass access control that is based on IP addresses.

Affected

4 ranges

Vendor	Product	Version range	Fixed in
debian	libnet-netmask-perl	< libnet-netmask-perl 1.9104-2 (bookworm)	libnet-netmask-perl 1.9104-2 (bookworm)
fedoraproject	fedora	—	—
fedoraproject	fedora	—	—
fedoraproject	fedora	—	—

CVSS provenance

nvdv3.17.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

nvdv2.05.0MEDIUMAV:N/AC:L/Au:N/C:N/I:P/A:N

osv7.5HIGH

vendor_debian7.5HIGH

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