CVEvulnerability
CVE-2021-47154
6.3 MEDIUM
Official page ↗
- Status
- Deferred
- Published
- 2024-03-18
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
- 6.3 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
Description
The Net::CIDR::Lite module before 0.22 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.
References
- https://blog.urth.org/2021/03/29/security-issues-in-perl-ip-address-distros/ blog.urth.org
- https://github.com/stigtsp/Net-CIDR-Lite/commit/23b6ff0590dc279521863a502e890ef19a5a76fc github.com
- https://lists.debian.org/debian-lts-announce/2024/03/msg00023.html lists.debian.org
- https://metacpan.org/dist/Net-CIDR-Lite/changes metacpan.org
- https://metacpan.org/pod/Net::CIDR::Lite metacpan.org
- https://blog.urth.org/2021/03/29/security-issues-in-perl-ip-address-distros/ blog.urth.org
- https://github.com/stigtsp/Net-CIDR-Lite/commit/23b6ff0590dc279521863a502e890ef19a5a76fc github.com
- https://lists.debian.org/debian-lts-announce/2024/03/msg00023.html lists.debian.org
- https://metacpan.org/dist/Net-CIDR-Lite/changes metacpan.org
- https://metacpan.org/pod/Net::CIDR::Lite metacpan.org