Core Security Technologies Advisory - Multiple vulnerabilities have been found in AVTECH AVN801 DVR (and potentially other devices sharing the affected firmware) that could allow a remote attacker to exploit multiple buffer overflows resulting in arbitrary code execution or bypass CAPTCHA functionality for logging into the administrative console. Proof of concept code included.
d69c855434e206ed106355a53d8a7790ee1a27b7581178dde7685f2ac8f54862