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CVE-2023-29406

Date: July 11, 2023

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.

Language: Go

Severity Score

Related Resources (10)

https://go.dev/issue/60374
https://people.canonical.com/~ubuntu-security/cve/CVE-2023-29406
https://security.gentoo.org/glsa/202311-09
https://pkg.go.dev/vuln/GO-2023-1878
https://go.dev/cl/506996
https://security-tracker.debian.org/tracker/CVE-2023-29406
https://security.netapp.com/advisory/ntap-20230814-0002/
https://groups.google.com/g/golang-announce/c/2q13H6LEEx0
https://nvd.nist.gov/vuln/detail/CVE-2023-29406
https://www.mend.io/vulnerability-database/CVE-2023-29406

Severity Score

Weakness Type (CWE)

Improper Neutralization of CRLF Sequences in HTTP Headers ('HTTP Request/Response Splitting')

CWE-113

Interpretation Conflict

CWE-436

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): HIGH
Availability (A): NONE

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