expect continue

About this tag
The Expect: 100-continue HTTP/1.1 mechanism is a protocol feature that allows a client to request server permission before sending a request body. On WindowsForum.com, discussions focus on a critical security vulnerability in Go's net/http library, CVE-2024-24791, which exploits this mechanism to cause denial-of-service conditions against HTTP proxies and connection-reusing components. The bug can be weaponized by attackers to exhaust server resources, making it a high-priority patching issue for any service using Go's HTTP client. Topics include the technical details of the vulnerability, its impact on proxy infrastructure, and mitigation strategies for administrators.

  1. CVE-2024-24791: Go net/http Expect 100-continue bug leads to proxy DoS

    Go’s net/http standard library contains a subtle protocol-handling bug — tracked as CVE-2024-24791 — that can be weaponized to cause sustained denial-of-service conditions against Go-based HTTP proxies and other components that reuse HTTP connections, and operators must treat it as a...
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    • denial of service expect continue go security http protocol
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    • Forum: Security Alerts