GHSA-q9mp-79cp-9g8j

Improper Authentication

Source: GitHub Advisory Database (reviewed) High CVE-2019-20894

Packages

Ecosystem	Package	Affected	Fixed in
Go	github.com/traefik/traefik/v2	< 2.2.2	2.2.2

Details

As written in the advisory (Markdown source, shown as plain text).

Traefik 2.x, in certain configurations, allows HTTPS sessions to proceed without mutual TLS verification in a situation where ERR_BAD_SSL_CLIENT_AUTH_CERT should have occurred.

References

External links from the advisory. They lead to third-party sites.

https://nvd.nist.gov/vuln/detail/CVE-2019-20894 advisory
https://github.com/containous/traefik/issues/5312 web
https://github.com/containous/traefik/pull/7008 web
https://github.com/containous/traefik/commit/2b353971696717e980521b0e4baa1eba66c8d2bf web