4Mhz Vulnerabilities and Affected Products

B64dec 1.1.2 - Buffer Overflow (SEH Overflow + Egg Hunter)

B64dec 1.1.2 contains a buffer overflow vulnerability that allows attackers to execute arbitrary code by overwriting Structured Exception Handler (SEH) with crafted input. Attackers can leverage an egg hunter technique and carefully constructed payload to inject and execute malicious code during base64 decoding process.