First published: Fri Feb 16 2024(Updated: )
A vulnerability in Node.js HTTP servers allows an attacker to send a specially crafted HTTP request with chunked encoding, leading to resource exhaustion and denial of service (DoS). The server reads an unbounded number of bytes from a single connection, exploiting the lack of limitations on chunk extension bytes. The issue can cause CPU and network bandwidth exhaustion, bypassing standard safeguards like timeouts and body size limits.
Credit: support@hackerone.com
Affected Software | Affected Version | How to fix |
---|---|---|
redhat/node | <18.19.1 | 18.19.1 |
IBM Cognos Analytics | <=12.0.0-12.0.3 | |
IBM Cognos Analytics | <=11.2.0-11.2.4 FP3 |
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