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CVE-2022-32148

MEDIUM

6.5

Description

Improper exposure of client IP addresses in net/http before Go 1.17.12 and Go 1.18.4 can be triggered by calling httputil.ReverseProxy.ServeHTTP with a Request.Header map containing a nil value for the X-Forwarded-For header, which causes ReverseProxy to set the client IP as the value of the X-Forwarded-For header.

CVE Details

CVSS v3.1 Score6.5

SeverityMEDIUM

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

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published8/10/2022

Last Modified3/6/2026

Sourcenvd

Honeypot Sightings0

Affected Products

golang:go

References

https://go.dev/cl/412857(security@golang.org)

https://go.dev/issue/53423(security@golang.org)

https://go.googlesource.com/go/+/b2cc0fecc2ccd80e6d5d16542cc684f97b3a9c8a(security@golang.org)

https://groups.google.com/g/golang-announce/c/nqrv9fbR0zE(security@golang.org)

https://pkg.go.dev/vuln/GO-2022-0520(security@golang.org)

https://go.dev/cl/412857(af854a3a-2127-422b-91ae-364da2661108)

https://go.dev/issue/53423(af854a3a-2127-422b-91ae-364da2661108)

https://go.googlesource.com/go/+/b2cc0fecc2ccd80e6d5d16542cc684f97b3a9c8a(af854a3a-2127-422b-91ae-364da2661108)

https://groups.google.com/g/golang-announce/c/nqrv9fbR0zE(af854a3a-2127-422b-91ae-364da2661108)

https://pkg.go.dev/vuln/GO-2022-0520(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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