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CVE-2023-29406

nvd nist
Published: Jul 11, 2023Modified: Jun 17, 2026

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6.5
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Exploitability: 2.8 / Impact: 3.6
Source: NVD

Description

The HTTP/1 client does not fully validate the contents of the Host header. A maliciously crafted Host header can inject additional headers or entire requests. With fix, the HTTP/1 client now refuses to send requests containing an invalid Request.Host or Request.URL.Host value.

Affected (2)

Products: Golang: Go
Golang
1 product
Go
Configuration A
2 vulnerable
Vulnerable SoftwareAffected Versions
Golang
Go
Before 1.19.11
Go
From 1.20.0 to 1.20.6

Related CWEs

CWE-436
Interpretation Conflict
Product A handles inputs or steps differently than Product B, which causes A to perform incorrect actions based on its perception of B's state.

References (12)

Source: security@golang.org
Patch
Source: security@golang.org
Issue TrackingPatch
Source: security@golang.org
Mailing List
Source: security@golang.org
Vendor Advisory
Source: security@golang.org
Source: security@golang.org
Source: af854a3a-2127-422b-91ae-364da2661108
Patch
Source: af854a3a-2127-422b-91ae-364da2661108
Issue TrackingPatch
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108

Timeline

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