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From CTF to CVE-2025-52691: Lessons Hidden in Plain Sight

Chua Meng Han

Chua Meng Han examines critical vulnerabilities like CVE-2025-52691 remind us that “low-hanging fruit” still exists today.

Summary

Architecture and Background

Chua Meng Han present 'From CTF to CVE-2025-52691: Lessons Hidden in Plain Sight' at DEF CON SG1 CSIT Village, detailing technical frameworks, attack surfaces, and core methodologies in vulnerability-research, cve-research, exploit-development, ctf.

Vulnerability Analysis

The technical analysis dissects structural design flaws, protocol vulnerabilities, and edge cases uncovered during rigorous research.

Exploitation and Demonstrations

Critical vulnerabilities like CVE-2025-52691 remind us that “low-hanging fruit” still exists today. This session deconstructs how simple, overlooked design flaws can be weaponised for catastrophic impact. We will also share practical insights on how to mitigate these threats, with strategies that can be implemented at different levels.

Remediation and Defensive Strategies

Security practitioners and defenders receive actionable defensive controls, hardened configurations, and threat detection strategies to mitigate impact.

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