What is CVE-2023-50020?

CVE-2023-50020 is a high-severity vulnerability in Open5gs, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2024-01-02.

How severe is CVE-2023-50020?

High severity. CVSS v3 base score is 7.5 out of 10.

Resource exhaustion in Open5gs

CVE-2023-50020

An issue was discovered in open5gs v2.6.6. SIGPIPE can be used to crash AMF.

Vulnerability class: DoS (Denial of Service)

Published 2024-01-02 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.007 (50.3th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 50th percentile — 50.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

Open5gs — versions 2.6.6

Weakness classification (CWE)

CWE-400 — Uncontrolled Resource Consumption

References

github.com/open5gs/open5gs/issues/2734 (Exploit, Issue Tracking, Vendor Advisory)
github.com/open5gs/open5gs/commit/1aba814938e3a1b2eec7014bf6ce132d34622e08 (Patch)

Frequently asked questions

What is CVE-2023-50020?: CVE-2023-50020 is a high-severity vulnerability in Open5gs, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2024-01-02.
How severe is CVE-2023-50020?: High severity. CVSS v3 base score is 7.5 out of 10.