Buffer Overflow

Memory corruption flaw overrunning buffer boundary memory to overwrite adjacent data or control flow.

Core Principles & Analysis

• Exploited by the 1988 Morris Worm against the fingerd daemon.
• Lets attackers corrupt memory and hijack program control flow.
• Mitigated by stack canaries, ASLR, and memory-safe languages.

Specifications & Metrics

• CVE: CWE-121
• IMPACT: Critical