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.

CVSS v3.1

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

CVSS v2.0

5.0 MEDIUMAV:N/AC:L/Au:N/C:N/I:P/A:N

EPSS

2.22% chance of exploitation in the next 30 days, 81th percentile

Published

2021-03-31

Updated

2024-08-03

Proof-of-concept exploits (2)

• sickcodes/security/blob/master/advisories/SICK-2021-018.md
• https://sick.codes/sick-2021-018/

References

• CVE Record
• NVD entry

Related

• CVE-2020-25507
• CVE-2020-27402
• CVE-2020-27403
• CVE-2021-28918
• CVE-2021-29921
• CVE-2021-29922