What is CVE-2021-47154?

CVE-2021-47154 is a medium-severity vulnerability in N/a. CVSS score: 6.3/10. Published 2024-03-18.

How severe is CVE-2021-47154?

Medium severity. CVSS v3 base score is 6.3 out of 10.

Is CVE-2021-47154 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in N/a

CVE-2021-47154

The Net::CIDR::Lite module before 0.22 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.

EPSS: 0.005 (39.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L.

Affected products

N/a — versions n/a

Public proof-of-concept exploits

NaInSec/CVE-LIST
lesis-lat/bunkai

References

cve@mitre.org
cve@mitre.org
cve@mitre.org
cve@mitre.org
cve@mitre.org (mailing-list)

Frequently asked questions

What is CVE-2021-47154?: CVE-2021-47154 is a medium-severity vulnerability in N/a. CVSS score: 6.3/10. Published 2024-03-18.
How severe is CVE-2021-47154?: Medium severity. CVSS v3 base score is 6.3 out of 10.
Is CVE-2021-47154 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.