Vulnerability 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.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Golang | Go | < 1.17.12 |
References
- https://go.dev/cl/412857Patch
- https://go.dev/issue/53423ExploitIssue TrackingThird Party Advisory
- https://go.googlesource.com/go/+/b2cc0fecc2ccd80e6d5d16542cc684f97b3a9c8aMailing ListPatch
- https://groups.google.com/g/golang-announce/c/nqrv9fbR0zEMailing ListRelease Notes
- https://pkg.go.dev/vuln/GO-2022-0520Vendor Advisory
- https://go.dev/cl/412857Patch
- https://go.dev/issue/53423ExploitIssue TrackingThird Party Advisory
- https://go.googlesource.com/go/+/b2cc0fecc2ccd80e6d5d16542cc684f97b3a9c8aMailing ListPatch
- https://groups.google.com/g/golang-announce/c/nqrv9fbR0zEMailing ListRelease Notes
- https://pkg.go.dev/vuln/GO-2022-0520Vendor Advisory
FAQ
What is CVE-2022-32148?
CVE-2022-32148 is a vulnerability with a CVSS score of 6.5 (MEDIUM). 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 th...
How severe is CVE-2022-32148?
CVE-2022-32148 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2022-32148?
Check the references section above for vendor advisories and patch information. Affected products include: Golang Go.