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Security Advisories: GSA_kwCzR0hTQS1ncjd3LXgyanAtM3hnd84AAvLr
Caddy vulnerable to Authentication Bypass due to mishandling of TLS client authentication
Caddy before 0.10.13 mishandles TLS client authentication, as demonstrated by an authentication bypass caused by the lack of the StrictHostMatching mode.
Permalink: https://github.com/advisories/GHSA-gr7w-x2jp-3xgwJSON: https://advisories.ecosyste.ms/api/v1/advisories/GSA_kwCzR0hTQS1ncjd3LXgyanAtM3hnd84AAvLr
Source: GitHub Advisory Database
Origin: Unspecified
Severity: Critical
Classification: General
Published: 12 months ago
Updated: 8 months ago
CVSS Score: 9.8
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Identifiers: GHSA-gr7w-x2jp-3xgw, CVE-2018-21246
References:
- https://nvd.nist.gov/vuln/detail/CVE-2018-21246
- https://github.com/caddyserver/caddy/commit/4d9ee000c8d2cbcdd8284007c1e0f2da7bc3c7c3
- https://bugs.gentoo.org/715214
- https://github.com/caddyserver/caddy/releases/tag/v0.10.13
- https://github.com/caddyserver/caddy/pull/2099
- https://pkg.go.dev/vuln/GO-2020-0043
- https://github.com/advisories/GHSA-gr7w-x2jp-3xgw
Affected Packages
go:github.com/caddyserver/caddy
Versions: < 0.10.13Fixed in: 0.10.13