CVE-2022-1705

Improper sanitization of Transfer-Encoding headers in net/http

CVSS 6.5 MEDIUMEPSS 1.1%

Vexday Risk Score

13Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 6.5EPSS 1.1%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

09 Aug 2022Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

Acceptance of some invalid Transfer-Encoding headers in the HTTP/1 client in net/http before Go 1.17.12 and Go 1.18.4 allows HTTP request smuggling if combined with an intermediate server that also improperly fails to reject the header as invalid.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Affected products

Go standard library · net/http

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References

https://go.dev/cl/409874 https://go.dev/cl/410714 https://go.dev/issue/53188 https://go.googlesource.com/go/+/e5017a93fcde94f09836200bca55324af037ee5f https://groups.google.com/g/golang-announce/c/nqrv9fbR0zE https://pkg.go.dev/vuln/GO-2022-0525