Security update for perl-Net-Netmask SUSE Patch security@suse.de SUSE Security Team openSUSE-SU-2023:0215-1 Final 1 1 2023-08-07T04:01:39Z current 2023-08-07T04:01:39Z 2023-08-07T04:01:39Z cve-database/bin/generate-cvrf.pl 2017-02-24T01:00:00Z Security update for perl-Net-Netmask This update for perl-Net-Netmask fixes the following issues: * CVE-2021-29424: Leading zeros are no longer allowed for IPv4 octets. This (in some situations) allows attackers to bypass access control that is based on IP addresses.(boo#1184425) The CVRF data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0). openSUSE-2023-215 Copyright SUSE LLC under the Creative Commons License 4.0 with Attribution (CC-BY-4.0) https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/7UYESPZ25JO4DP7GV5KTIH3W7NKCQ62I/ E-Mail link for openSUSE-SU-2023:0215-1 https://www.suse.com/support/security/rating/ SUSE Security Ratings https://bugzilla.suse.com/1184425 SUSE Bug 1184425 https://www.suse.com/security/cve/CVE-2021-29424/ SUSE CVE CVE-2021-29424 page SUSE Package Hub 15 SP4 openSUSE Leap 15.4 perl-Net-Netmask-1.9022-bp154.2.3.1 perl-Net-Netmask-1.9022-bp154.2.3.1 as a component of SUSE Package Hub 15 SP4 perl-Net-Netmask-1.9022-bp154.2.3.1 as a component of openSUSE Leap 15.4 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. CVE-2021-29424 SUSE Package Hub 15 SP4:perl-Net-Netmask-1.9022-bp154.2.3.1 openSUSE Leap 15.4:perl-Net-Netmask-1.9022-bp154.2.3.1 moderate 5 AV:N/AC:L/Au:N/C:N/I:P/A:N To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/7UYESPZ25JO4DP7GV5KTIH3W7NKCQ62I/ https://www.suse.com/security/cve/CVE-2021-29424.html CVE-2021-29424 https://bugzilla.suse.com/1184425 SUSE Bug 1184425