CVSS 3.1
7.5 highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HCVE-2021-23409
High (7.5) in go-proxyproto project go-proxyproto. EPSS 1.6% chance of exploitation in the next 30 days. Fixed in github.com/pires/go-proxyproto 0.6.1.
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.
Severity
- EPSS
- 1.6% chance of exploitation in the next 30 days; higher than 76% of CVEs (scores of 2026-10-31)
- Published
- Modified
- Record from
- the NVD, synced
Affected
- go-proxyproto_project:go-proxyproto
Packages (OSV)
| Advisory | Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|---|
| GHSA-xcf7-q56x-78gh | Go | github.com/pires/go-proxyproto | <0.6.1 | 0.6.1 |
| GO-2022-0233 | Go | github.com/pires/go-proxyproto | <0.6.1 | 0.6.1 |
References
- https://github.com/pires/go-proxyproto/issues/65
- https://github.com/pires/go-proxyproto/pull/74
- https://github.com/pires/go-proxyproto/pull/74/commits/cdc63867da24fc609b727231f682670d0d1cd346
- https://github.com/pires/go-proxyproto/releases/tag/v0.6.0
- https://snyk.io/vuln/SNYK-GOLANG-GITHUBCOMPIRESGOPROXYPROTO-1316439