GO-2024-3130: CoreDNS vulnerable to TuDoor Attacks in github.com/coredns/coredns

upstream

package

v1.8.4 Latest Latest Go to latest Published: May 28, 2021 License: Apache-2.0 Imports: 6 Imported by: 479

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Package upstream abstracts a upstream lookups so that plugins can handle them in an unified way.

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type Upstream struct{}

Upstream is used to resolve CNAME or other external targets via CoreDNS itself.

func New() *Upstream

New creates a new Upstream to resolve names using the coredns process.

func (u *Upstream) Lookup(ctx context.Context, state request.Request, name string, typ uint16) (*dns.Msg, error)

Lookup routes lookups to our selves or forward to a remote.