What is CVE-2023-30769?

CVE-2023-30769 is a critical-severity vulnerability in Dogecoin, classified under Uncontrolled Resource Consumption. CVSS score: 9.1/10. Published 2023-04-17.

How severe is CVE-2023-30769?

Critical severity. CVSS v3 base score is 9.1 out of 10.

Resource exhaustion in Dogecoin

CVE-2023-30769

Vulnerability discovered is related to the peer-to-peer (p2p) communications, attackers can craft consensus messages, send it to individual nodes and take them offline. An attacker can crawl the network peers using getaddr message and attack the unpatched nodes.

Vulnerability class: DoS (Denial of Service)

Published 2023-04-17 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H.

EPSS exploit prediction

EPSS: 0.009 (58.6th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 59th percentile — 58.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000

Affected products

Dogecoin
Dogecoin Node — versions Release

Weakness classification (CWE)

CWE-400 — Uncontrolled Resource Consumption

References

www.halborn.com/blog/post/halborn-discovers-zero-day-impacting-dogecoin-and-280… (Third Party Advisory)
www.halborn.com/disclosures (Third Party Advisory)

Frequently asked questions

What is CVE-2023-30769?: CVE-2023-30769 is a critical-severity vulnerability in Dogecoin, classified under Uncontrolled Resource Consumption. CVSS score: 9.1/10. Published 2023-04-17.
How severe is CVE-2023-30769?: Critical severity. CVSS v3 base score is 9.1 out of 10.