Critical severity9.1NVD Advisory· Published Mar 18, 2024· Updated Apr 15, 2026
CVE-2021-47155
CVE-2021-47155
Description
The 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.
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Affected products
1- Range: 0.10
Patches
Vulnerability mechanics
References
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