CVE-2006-5873

Buffer overflow in the clusterprocessheartbeat function in cluster.c in layer 2 tunneling protocol network server l2tpns before 2.1.21 allows remote attackers to cause a denial of service via a large heartbeat packet...

Tippingpoint aplianca protection bypass

Attacker can force firewall to switch to layer 2 filtering mode...

Kismet: Multiple vulnerabilities

Background Kismet is an 802.11 Layer 2 wireless network detector, sniffer, and intrusion detection system. Description Kismet is vulnerable to a heap overflow when handling pcap captures and to an integer underflow in the CDP protocol dissector. Impact With a specially crafted packet an attacker...

Cisco 6000/6500/7600 series systems fail to properly process layer 2 frames

Overview Cisco 6000/6500/7600 series systems with Multilayer Switch Feature Card 2 MSFC2 fail to properly process layer 2 frames. Description Cisco 6000/6500/7600 series systems with MSFC2 contain a vulnerability in the way layer 2 frames are processed in software. By sending a specially crafted...

Cisco 6000/6500/7600 Crafted Layer 2 Frame Vulnerability

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Cisco IOS 6000/6500/7600 Series Layer 2 Frame DoS (CSCdy15598, CSCeb56052)

The remote router contains a version of IOS which has multiple flaws when dealing with specially layer 2 packets. CISCO identifies this vulnerability as bug id CSCdy15598 and CSCeb56052. An attacker may use this flaw to render this router inoperable. C Tenable Network Security include"compat.inc"...

Cisco Security Advisory: Cisco 6000/6500/7600 Crafted Layer 2 Frame Vulnerability

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Cisco Security Advisory: Cisco 6000/6500/7600 Crafted Layer 2 Frame Vulnerability Revision 1.0 - FINAL For Public Release 2004 February 03 1600 UTC GMT - ---------------------------------------------------------------------------- Contents Summary...

Cisco IOS 12 MSFC2 - Layer 2 Frame Denial of Service

source: https://www.securityfocus.com/bid/9562/info A problem has been identified in the handling of specific types of traffic by Cisco 6000, 6500, and 7600 routers with the MSFC2 device. Because of this, an attacker could potentially crash a vulnerable system. !/usr/bin/perl Cisco Global Exploit...