CVE-2021-29662

The Data::Validate::IP module through 0.29 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.

• CWE-704

• https://blog.urth.org/2021/03/29/security-issues-in-perl-ip-address-distros/Exploit, Third Party Advisory
• https://github.com/houseabsolute/Data-Validate-IPProduct, Third Party Advisory
• https://github.com/houseabsolute/Data-Validate-IP/commit/3bba13c819d616514a75e089badd75002fd4f14ePatch, Third Party Advisory
• https://github.com/sickcodes/security/blob/master/advisories/SICK-2021-018.mdExploit, Third Party Advisory
• https://security.netapp.com/advisory/ntap-20210604-0002/Third Party Advisory
• https://sick.codes/sick-2021-018/Exploit, Third Party Advisory
• https://blog.urth.org/2021/03/29/security-issues-in-perl-ip-address-distros/Exploit, Third Party Advisory
• https://github.com/houseabsolute/Data-Validate-IPProduct, Third Party Advisory
• https://github.com/houseabsolute/Data-Validate-IP/commit/3bba13c819d616514a75e089badd75002fd4f14ePatch, Third Party Advisory
• https://github.com/sickcodes/security/blob/master/advisories/SICK-2021-018.mdExploit, Third Party Advisory
• https://security.netapp.com/advisory/ntap-20210604-0002/Third Party Advisory
• https://sick.codes/sick-2021-018/Exploit, Third Party Advisory

Published

Mar 31, 2021

Last Modified

Jun 17, 2026

Status

Modified

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