CVE-2014-6271: Shellshock

CRITICAL
9.8CRITICAL
Published: 2014-09-24Affected: GNU Bash through 4.3CWE-78

What is the Shellshock vulnerability?

A family of vulnerabilities in GNU Bash that allows attackers to execute arbitrary commands through crafted environment variables. When Bash processes environment variables containing function definitions, it continues executing trailing commands after the function body.

Impact & Exploitation

Affected an estimated 500 million+ devices including servers, IoT devices, and network equipment. Exploited within hours for botnet recruitment, DDoS, and cryptocurrency mining.

How Precogs AI Detects Shellshock

Precogs AI Binary SAST detects Bash usage in compiled firmware and IoT devices, identifying embedded shells vulnerable to Shellshock in appliances that cannot be easily patched.

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Precogs Research

This vulnerability intelligence report was analyzed and enriched by the Precogs AI Security Team. Our researchers continuously monitor emerging threats across AI code, LLM pipelines, and binary architectures to ensure accurate real-time remediation guidance.