CVE-2018-21246

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Source

https://cve.org/CVERecord?id=CVE-2018-21246

Import Source

https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2018-21246.json

JSON Data

https://api.test.osv.dev/v1/vulns/CVE-2018-21246

Aliases

Published

2020-06-15T17:15:09.620Z

Modified

2026-04-11T21:31:54.792314Z

Severity

9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator

Summary

[none]

Details

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

References

Affected packages

Git / github.com/caddyserver/caddy

Affected ranges

Type

GIT

Repo

https://github.com/caddyserver/caddy

Events

Introduced

Fixed

1845e5cf52e90390212b8bfc373df8a405b98678

Fixed

694d2c9b2e1ce5596b4e8a651e76b3f312ee2a77

Database specific

{
    "cpe": "cpe:2.3:a:caddyserver:caddy:*:*:*:*:*:*:*:*",
    "source": [
        "CPE_FIELD",
        "REFERENCES"
    ],
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "fixed": "0.10.3"
        }
    ]
}

Affected versions

v0.*

v0.10.0

v0.10.1

v0.10.10

v0.10.11

v0.10.12

v0.10.2

v0.10.3

v0.10.4

v0.10.5

v0.10.6

v0.10.7

v0.10.8

v0.10.9

v0.5.0

v0.5.1

v0.6.0

v0.7.0

v0.7.1

v0.7.2

v0.7.3

v0.7.4

v0.7.5

v0.7.6

v0.8-beta.1

v0.8-beta.2

v0.8-beta.3

v0.8-beta.4

v0.8.0

v0.8.1

v0.8.3

v0.9-beta.1

v0.9-beta.2

v0.9.0

v0.9.1

v0.9.2

v0.9.3

v0.9.4

v0.9.5

Database specific

source

"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2018-21246.json"