CVE-1999-1391

CVE-1999-1391 describes a local privilege escalation vulnerability affecting NeXT 1.0a and 1.0. This flaw arises from the npd program combined with weak directory permissions on publicly accessible printers. With a CVSS score of 7.2 (HIGH), an attacker can achieve complete compromise of confidentiality, integrity, and availability with low attack complexity. There is no evidence of active exploitation, publicly available exploit code, or community discussion surrounding this vulnerability.