
CVE-2002-2308
https://notcve.org/view.php?id=CVE-2002-2308
31 Dec 2002 — Netscape Communicator 6.2.1 allows remote attackers to cause a denial of service in client browsers via a webpage containing a recursive META refresh tag where the content tag is blank and the URL tag references itself. • http://lists.grok.org.uk/pipermail/full-disclosure/2002-July/000600.html •

CVE-2002-2338 – Netscape 4.x/6.x / Mozilla 0.9.x - Malformed Email POP3 Denial of Service
https://notcve.org/view.php?id=CVE-2002-2338
31 Dec 2002 — The POP3 mail client in Mozilla 1.0 and earlier, and Netscape Communicator 4.7 and earlier, allows remote attackers to cause a denial of service (no new mail) via a mail message containing a dot (.) at a newline, which is interpreted as the end of the message. • https://www.exploit-db.com/exploits/21539 • CWE-20: Improper Input Validation •