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HollowByte DDoS flaw bloats OpenSSL server memory with 11-byte payload

An unauthenticated DoS flaw in OpenSSL — exploitable with just 11 bytes — can exhaust server memory across any TLS-terminating service, posing availability risk to virtually every enterprise web stack.

Summary written by editorial AI · Source link below

Filed by BleepingComputer1 min readRead at source ↗

A vulnerability dubbed HollowByte allows unauthenticated attackers to trigger a denial-of-service (DoS) condition on OpenSSL servers with a malicious payload of just 11 bytes. [...]

Editorial Analysis

Why it matters

OpenSSL is ubiquitous in enterprise infrastructure; a trivially exploitable memory-exhaustion bug could cascade into widespread service outages.

What to do

Inventory all OpenSSL deployments immediately and apply mitigations or patches as soon as they are released.

Board brief

A trivially exploitable OpenSSL flaw can crash TLS services enterprise-wide — patch readiness is critical.

Forward-looking interpretation drafted by editorial AI under human review — not a reproduction of the source. See methodology.

Continue at the source
Read the full report at BleepingComputer

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