Netscape : Security Vulnerabilities, CVEs, Published In 1999 (Overflow) CVSS score >= 2

Buffer overflow in Netscape Navigator/Communicator 4.7 for Windows 95 and Windows 98 allows remote attackers to cause a denial of service, and possibly execute arbitrary commands, via a long argument after the ? character in a URL that references an .asp, .cgi, .html, or .pl file.

Buffer overflow in Netscape Communicator before 4.7 via a dynamic font whose length field is less than the size of the font.

Buffer overflow in Netscape Enterprise Server and Netscape FastTrack Server allows remote attackers to gain privileges via the HTTP Basic Authentication procedure.

Denial of service in Netscape Enterprise Server via a buffer overflow in the SSL handshake.

Buffer overflow in Accept command in Netscape Enterprise Server 3.6 with the SSL Handshake Patch.

Buffer overflow in Netscape Communicator via EMBED tags in the pluginspage option.