CVE-2021-29424

HIGH

Net::Netmask <2.0000 - Info Disclosure

Title source: llm
STIX 2.1

Description

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.

Scores

CVSS v3 7.5
EPSS 0.0008
EPSS Percentile 24.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Details

CWE
CWE-704
Status published
Products (4)
fedoraproject/fedora 32
fedoraproject/fedora 33
fedoraproject/fedora 34
net\/\ < 2.0000
Published Apr 06, 2021
Tracked Since Feb 18, 2026