CVE-2023-29406

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 Metrics

• v3.1•MEDIUM•Score: 6.5CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

EPSS Trends

Current EPSS score: 0.34%• Percentile: 57%

Techniques & Countermeasures

• 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.

Affected Systems

• go standard library•net/http

  < 1.19.11 | ≥ 1.20.0-0, < 1.20.6

• golang•go

  < 1.19.11 | ≥ 1.20.0, < 1.20.6

• Go•stdlib

  ≥ 1.20.0-0, < 1.20.6

References (6)

• https://go.dev/issue/60374
• https://go.dev/cl/506996
• https://groups.google.com/g/golang-announce/c/2q13H6LEEx0
• https://pkg.go.dev/vuln/GO-2023-1878
• https://security.netapp.com/advisory/ntap-20230814-0002/
• https://security.gentoo.org/glsa/202311-09