CVE-2018-21246
First published: Mon Jun 15 2020(Updated: )
Caddy before 0.10.13 mishandles TLS client authentication, as demonstrated by an authentication bypass caused by the lack of the StrictHostMatching mode.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Caddyserver Caddy | <0.10.3 |
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Reference Links
Frequently Asked Questions
What is CVE-2018-21246?
CVE-2018-21246 is a vulnerability in Caddy before version 0.10.13 that mishandles TLS client authentication, leading to an authentication bypass caused by the lack of the StrictHostMatching mode.
What is the severity of CVE-2018-21246?
The severity of CVE-2018-21246 is rated as critical with a score of 9.8.
How does CVE-2018-21246 affect Caddy?
CVE-2018-21246 affects Caddy versions up to 0.10.3, allowing an authentication bypass due to mishandling of TLS client authentication.
Is there a fix available for CVE-2018-21246?
Yes, the fix for CVE-2018-21246 is included in Caddy version 0.10.13 or later.
Where can I find more information about CVE-2018-21246?
You can find more information about CVE-2018-21246 on the following references: [1] and [2].
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- vendor/caddyserver
- canonical/caddyserver caddy