Published: 21/07/2021 Updated: 29/07/2021

CVSS v2 Base Score: 5 | Impact Score: 2.9 | Exploitability Score: 10

CVSS v3 Base Score: 7.5 | Impact Score: 3.6 | Exploitability Score: 3.9

VMScore: 445

Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P

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

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go-proxyproto project go-proxyproto

Debian Bug report logs - #991498 golang-github-pires-go-proxyproto: CVE-2021-23409 Package: src:golang-github-pires-go-proxyproto; Maintainer for src:golang-github-pires-go-proxyproto is Debian Go Packaging Team <team+pkg-go@trackerdebianorg>; Reported by: Moritz Mühlenhoff <jmm@inutilorg> Date: Sun, 25 Jul 2021 1 ...

NVD-CWE-noinfo https://github.com/pires/go-proxyproto/issues/65 https://snyk.io/vuln/SNYK-GOLANG-GITHUBCOMPIRESGOPROXYPROTO-1316439 https://github.com/pires/go-proxyproto/pull/74/commits/cdc63867da24fc609b727231f682670d0d1cd346 https://github.com/pires/go-proxyproto/releases/tag/v0.6.0 https://github.com/pires/go-proxyproto/pull/74 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=991498 https://nvd.nist.gov

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CVE-2021-23409

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