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Medium 6.6
CoreDNS gRPC/HTTPS/HTTP3 servers lack resource limits, enabling DoS via unbounded connections and oversized messages
CoreDNS is a DNS server that chains plugins. Prior to version 1.14.0, multiple CoreDNS server implementations (gRPC, HTTPS, and HTTP/3) lack critical resource-limiting controls. An unauthenticated remote attacker can exhaust memory and degrade or crash the se…
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Medium 5.3
Coredns: cd bit response is cached and served later
A flaw was found in coredns. This issue could lead to invalid cache entries returning due to incorrectly implemented caching.
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Medium 6.1
coreDNS vulnerable to Improper Restriction of Communication Channel to Intended Endpoints
A flaw was found in coreDNS. This flaw allows a malicious user to redirect traffic intended for external top-level domains (TLD) to a pod they control by creating projects and namespaces that match the TLD.
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Medium 4.4
coreDNS vulnerable to Improper Restriction of Communication Channel to Intended Endpoints
A flaw was found in coreDNS. This flaw allows a malicious user to reroute internal calls to some internal services that were accessed by the FQDN in a format of <service>.<namespace>.svc.
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Medium —
Improper random number generation in github.com/coredns/coredns
### Impact CoreDNS before 1.6.6 (using go DNS package < 1.1.25) improperly generates random numbers because math/rand is used. The TXID becomes predictable, leading to response forgeries. ### Patches The problem has been fixed in 1.6.6+. ### References - [CVE…