CVE-2021-47155 - Improper access control

Routine

Remediate Within 6 Months

CVE Information|Basic Analysis|Framework Mapping|Web Framework Mapping|Compliance

CVE Information

Original CVE data

Published: March 18, 2024

Updated: August 29, 2024

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.

CWE:

CVSS v2-

CVSS v3-

References

https://blog.urth.org/2021/03/29/security-issues-in-perl-ip-address-distros/

https://metacpan.org/release/Net-IPv4Addr

Affected Vendors

Basic Analysis

Common vulnerability metrics

Vulnerabilty type as detected by PRIOⁿengine

Improper access control

CVSS Scores as calculated by PRIOⁿengine

CVSS v25

AV:N/AC:L/AU:N/C:N/I:P/A:N

CVSS v37.5

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

MITRE CWE Top 25

Exploits

No exploit code is reported to exist.

Active Exploitation

Vulnerability is not in CISA's Known Exploited Vulnerabilities (KEV) catalog. See the KEV Catalog

Social Network Activity

Threat Actor Activity

No sightings of the vulnerability within threat reports.

Cybersecurity Frameworks

How the vulnerability maps against various cybersecurity frameworks

Compliance Impact

How the submited vulnerability affects compliance

PCI DSS v3.2.1-6.5.8 - Improper Access Control

Web Application Security Frameworks

Applicable if the issue likely affects a web application