CVE-2018-21246 Information

Description

Caddy before 0.10.13 mishandles TLS client authentication as demonstrated by an authentication bypass caused by the lack of the StrictHostMatching mode.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Reference

https://bugs.gentoo.org/715214 https://github.com/caddyserver/caddy/releases/tag/v0.10.13

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8