Caddy vulnerable to Authentication Bypass due to mishandling of TLS client authentication

심각 9.8CVE-2018-21246 · GHSA-gr7w-x2jp-3xgw · GO-2020-0043 · Published 15/06/2020 · updated 17/06/2026

요약

CVE-2018-21246은(는) github.com/caddyserver/caddy, github.com/mholt/caddy, caddy (caddyserver)에 영향을 주는 심각 (CVSS 9.8) 취약점입니다.
향후 30일 내 악용 확률(EPSS): 2.7%, 전체 취약점의 86.1%보다 높음.
조치: 0.10.13, 0.10.3 이상으로 업데이트하세요.

Package	Affected versions	Patched versions
github.com/caddyserver/caddy Go	`< 0.10.13`	`0.10.13`
github.com/mholt/caddy Go	`< 0.10.13`	`0.10.13`
caddy caddyserver	`< 0.10.3`	`0.10.3`

Description

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

NVD description

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

References

nvd.nist.gov/vuln/detail/CVE-2018-21246 · ADVISORY
caddyserver/caddy#2099 · WEB
caddyserver/caddy commit 4d9ee00 · WEB
bugs.gentoo.org/715214 · WEB
caddyserver/caddy · PACKAGE
caddyserver/caddy release v0.10.13 · WEB
pkg.go.dev/vuln/GO-2020-0043 · WEB

github.com/caddyserver/caddy의 다른 취약점

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Package

Affected versions

Patched versions

github.com/caddyserver/caddy

< 0.10.13

0.10.13

github.com/mholt/caddy

< 0.10.13

0.10.13

caddy

caddyserver

< 0.10.3

0.10.3

Description

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

NVD description

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

github.com/caddyserver/caddy의 다른 취약점

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