CVE-2006-1516

CVE-2006-1516 is a buffer over-read vulnerability affecting MySQL versions 4.0.x up to 4.0.26, 4.1.x up to 4.1.18, and 5.0.x up to 5.0.20. This flaw allows remote attackers to read portions of memory by providing a specially crafted username without a trailing null byte. With a CVSS score of 5.0, this vulnerability is considered medium severity, requiring no authentication and having a low attack complexity, potentially leading to information disclosure. While there is no evidence of active exploitation in the wild, an exploit is publicly available on ExploitDB, though it has received minimal community discussion or media coverage.