CVE-1999-0109

CVE-1999-0109 describes a buffer overflow vulnerability in the ffbconfig utility within Solaris 2.5.1. This flaw allows for local privilege escalation, as indicated by its high CVSS score of 7.2 (AV:L/AC:L/Au:N/C:C/I:C/A:C), meaning an attacker with local access can achieve full compromise of confidentiality, integrity, and availability with low attack complexity. While not actively exploited in the wild or on the KEV catalog, an exploit (EDB-19159) is publicly available on ExploitDB, though there is no significant community discussion or media coverage surrounding this decades-old vulnerability.