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CVE-2023-29406

Insufficient sanitization of Host header in net/http

Published: Jul 11, 2023Updated: Nov 21, 2024 Sources: CVE List NVD BDU csafCWE-436
NVD MITRE
6.5CVSSMEDIUM
EPSS Score
1.3%
Top 34.5%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

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.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:RS:UC:NI:HA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:RUser Interaction
Required
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:HIntegrity
High
A:NAvailability
None
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Weaknesses

CWE-436

Affected Products

net/httpGo standard library
Library
OSS Libraries / go
gogolangOSS Libraries
РЕД ОСООО «Ред Софт»
On-premOS
Operating Systems / linux-distro
GoThe Go ProjectOSS Libraries
go standard libraryoss-projectUSOSS Librariesaka golang standard library, net/http, crypto/x509, html/template
golangoss-projectUSOSS Libraries
ооо «ред софт»commercialRUOperating Systemsaka red soft
the go projectoss-projectOSS Librariesaka go, golang-google-protobuf, crypto

Exploitability

Official Patch Available

References

https://go.dev/issue/60374
go.dev
https://go.dev/cl/506996
go.dev
https://groups.google.com/g/golang-announce/c/2q13H6LEEx0
groups.google.com
and 20 more references View all →

Timeline

Published
Jul 11, 2023
Last Updated
Nov 21, 2024

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