CVE-2021-29662 Information

Description

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.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Reference

https://github.com/houseabsolute/Data-Validate-IP/commit/3bba13c819d616514a75e089badd75002fd4f14e https://sick.codes/sick-2021-018/ https://blog.urth.org/2021/03/29/security-issues-in-perl-ip-address-distros/ https://github.com/sickcodes/security/blob/master/advisories/SICK-2021-018.md https://github.com/houseabsolute/Data-Validate-IP https://security.netapp.com/advisory/ntap-20210604-0002/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

HIGH

Base Score

NONE

Base Severity

7.5