VULNERABILITY INTELLIGENCE

CVE-2021-23409

CVSS score7.5 HIGH

EPSS probability1.65%

CISA KEVNot currently listed

Published2021-07-21

Last modified2026-06-17

CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Description

The package github.com/pires/go-proxyproto before 0.6.0 are vulnerable to Denial of Service (DoS) via creating connections without the proxy protocol header.

Weakness classification

nvd@nist.gov: NVD-CWE-noinfo

Primary references

report@snyk.io — Issue Tracking, Third Party Advisory
report@snyk.io — Patch, Third Party Advisory
report@snyk.io — Patch, Third Party Advisory
report@snyk.io — Release Notes, Third Party Advisory
report@snyk.io — Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Issue Tracking, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Release Notes, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Patch, Third Party Advisory