What is CVE-2023-50570?

CVE-2023-50570 is a medium-severity vulnerability in Seancfoley Ipaddress, classified under Loop with Unreachable Exit Condition (Infinite Loop). CVSS score: 5.5/10. Published 2023-12-29.

How severe is CVE-2023-50570?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Vulnerability in Seancfoley Ipaddress

CVE-2023-50570

An issue in the component IPAddressBitsDivision of IPAddress v5.1.0 leads to an infinite loop. This is disputed because an infinite loop occurs only for cases in which the developer supplies invalid arguments. The product is not intended to always halt for contrived inputs.

Published 2023-12-29 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.003 (18.1th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 18th percentile — 18.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: +0.000

Affected products

Seancfoley Ipaddress — versions 5.1.0

Weakness classification (CWE)

CWE-835 — Loop with Unreachable Exit Condition (Infinite Loop)

References

github.com/seancfoley/IPAddress/issues/118 (Exploit, Issue Tracking, Vendor Advisory)

Frequently asked questions

What is CVE-2023-50570?: CVE-2023-50570 is a medium-severity vulnerability in Seancfoley Ipaddress, classified under Loop with Unreachable Exit Condition (Infinite Loop). CVSS score: 5.5/10. Published 2023-12-29.
How severe is CVE-2023-50570?: Medium severity. CVSS v3 base score is 5.5 out of 10.