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Backport of [NET-4897] net/http host header is now verified and request.host that contains socked now error into release/1.13.x #18142

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Merged
jmurret merged 2 commits into from
Jul 14, 2023
Merged

Backport of [NET-4897] net/http host header is now verified and request.host that contains socked now error into release/1.13.x #18142

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37b4c9b
no-op commit due to failed cherry-picking
Jul 14, 2023
34d877b
[NET-4897] net/http host header is now verified and request.host that…
jmurret Jul 14, 2023
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10 changes: 3 additions & 7 deletions .github/workflows/go-tests.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -290,7 +290,7 @@ jobs:
runs-on: ${{ needs.setup.outputs.compute-xl }}
repository-name: ${{ github.repository }}
go-tags: "${{ github.event.repository.name == 'consul-enterprise' && 'consulent consulprem consuldev' || '' }}"
go-version: "1.19.10"
go-version: "1.19"
permissions:
id-token: write # NOTE: this permission is explicitly required for Vault auth.
contents: read
Expand All @@ -309,12 +309,7 @@ jobs:
runs-on: ${{ needs.setup.outputs.compute-xl }}
repository-name: ${{ github.repository }}
go-tags: "${{ github.event.repository.name == 'consul-enterprise' && 'consulent consulprem consuldev' || '' }}"
# pinning this to 1.20.5 because this issue in go-testcontainers occurs
# in 1.20.6 with the error "http: invalid Host header, host port waiting failed"
# https://github.com/testcontainers/testcontainers-go/issues/1359
# remove setting this when the above issue is fixed so that the reusable
# job will just get the go version from go.mod.
go-version: "1.20.5"
go-version: "1.20"
permissions:
id-token: write # NOTE: this permission is explicitly required for Vault auth.
contents: read
Expand Down Expand Up @@ -352,6 +347,7 @@ jobs:
runs-on: ${{ needs.setup.outputs.compute-xl }}
repository-name: ${{ github.repository }}
go-tags: "${{ github.event.repository.name == 'consul-enterprise' && 'consulent consulprem consuldev' || '' }}"
go-version: "1.20"
permissions:
id-token: write # NOTE: this permission is explicitly required for Vault auth.
contents: read
Expand Down
11 changes: 11 additions & 0 deletions api/api.go
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Expand Up @@ -954,6 +954,17 @@ func (r *request) toHTTP() (*http.Request, error) {
return nil, err
}

// validate that socket communications that do not use the host, detect
// slashes in the host name and replace it with local host.
// this is required since go started validating req.host in 1.20.6 and 1.19.11.
// prior to that they would strip out the slashes for you. They removed that
// behavior and added more strict validation as part of a CVE.
// https://github.com/golang/go/issues/60374
// the hope is that
if strings.HasPrefix(r.url.Host, "/") {
r.url.Host = "localhost"
}

req.URL.Host = r.url.Host
req.URL.Scheme = r.url.Scheme
req.Host = r.url.Host
Expand Down