VulnerabilityModified
CVE-2021-23409
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.
HIGH 7.5EPSS 1.65%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.65%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 1.65% probability · 75th percentile
- CISA KEV
- Not listed
- Affected
- go-proxyproto project/go-proxyproto
- Source
- report@snyk.io
References
- https://github.com/pires/go-proxyproto/issues/65Issue Tracking, Third Party Advisory
- https://github.com/pires/go-proxyproto/pull/74Patch, Third Party Advisory
- https://github.com/pires/go-proxyproto/pull/74/commits/cdc63867da24fc609b727231f682670d0d1cd346Patch, Third Party Advisory
- https://github.com/pires/go-proxyproto/releases/tag/v0.6.0Release Notes, Third Party Advisory
- https://snyk.io/vuln/SNYK-GOLANG-GITHUBCOMPIRESGOPROXYPROTO-1316439Patch, Third Party Advisory
- https://github.com/pires/go-proxyproto/issues/65Issue Tracking, Third Party Advisory
- https://github.com/pires/go-proxyproto/pull/74Patch, Third Party Advisory
- https://github.com/pires/go-proxyproto/pull/74/commits/cdc63867da24fc609b727231f682670d0d1cd346Patch, Third Party Advisory
- https://github.com/pires/go-proxyproto/releases/tag/v0.6.0Release Notes, Third Party Advisory
- https://snyk.io/vuln/SNYK-GOLANG-GITHUBCOMPIRESGOPROXYPROTO-1316439Patch, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.