CVE-1999-0162

The "established" keyword in some Cisco IOS software allowed an attacker to bypass filtering...

CVE-1999-0159

Attackers can crash a Cisco IOS router or device, provided they can get to an interactive prompt such as a login. This applies to some IOS 9.x, 10.x, and 11.x releases...

Cisco IOS Remote Router Crash

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Cisco IOS 11.3(1.2) and 11.3(1.2)T AAA Failure

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FreeBSD 2.x HP-UX 91011 Kernel 2.0.3 Windows NT 4.0Server 2003 NetBSD 1 - land.c loopback Denial of Service (5)

FreeBSD 2.x HP-UX 91011 Kernel 2.0.3 Windows NT 4.0Server 2003 NetBSD 1 - land.c loopback Denial of Service 5 / source: https://www.securityfocus.com/bid/2666/info A number of TCP/IP stacks are vulnerable to a "loopback" condition initiated by sending a TCP SYN packet with the source address and...

CVE-1999-0160

Some classic Cisco IOS devices have a vulnerability in the PPP CHAP authentication to establish unauthorized PPP connections...

CVE-1999-0161

In Cisco IOS 10.3, with the tacacs-ds or tacacs keyword, an extended IP access control list could bypass filtering...

CVE-1999-1306

Cisco IOS 9.1 and earlier does not properly handle extended IP access lists when the IP route cache is enabled and the "established" keyword is set, which could allow attackers to bypass filters...