[Yersinia v0.7.3] The network protocols assessment tool

Yersinia is a network tool designed to take advantage of some weakeness in different network protocols. It pretends to be a solid framework for analyzing and testing the deployed networks and systems. Currently, there are some network protocols implemented, but others are coming tell us which one...

RE: DoS code for Cisco VLAN Trunking Protocol Vulnerability

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Hello, This is Paul Oxman with Cisco PSIRT. For mitigations and workarounds, please consult the Cisco Security Response available at: http://www.cisco.com/warp/public/707/cisco-sr-20081105-vtp.shtml Regards From: showrun.lee mailto:[email protected]...

Cisco VLAN Trunking Protocol Denial Of Service

/DoS code for Cisco VLAN Trunking Protocol Vulnerability vulerability discription: http://www.cisco.com/warp/public/707/cisco-sr-20081105-vtp.shtml To Known: 1.the switch must in Server/Client Mode. 2.the port ,attacker connected,must be in trunk Mode. Cisco Ethernet ports with no configuration a...

Cisco - VLAN Trunking Protocol Denial of Service

Cisco - VLAN Trunking Protocol Denial of Service /DoS code for Cisco VLAN Trunking Protocol Vulnerability vulerability discription: http://www.cisco.com/warp/public/707/cisco-sr-20081105-vtp.shtml To Known: 1.the switch must in Server/Client Mode. 2.the port ,attacker connected,must be in trunk...

Cisco - VLAN Trunking Protocol Denial of Service

/DoS code for Cisco VLAN Trunking Protocol Vulnerability vulerability discription: http://www.cisco.com/warp/public/707/cisco-sr-20081105-vtp.shtml To Known: 1.the switch must in Server/Client Mode. 2.the port ,attacker connected,must be in trunk Mode. Cisco Ethernet ports with no configuration a...

S21sec-034-en: Cisco VTP DoS vulnerability

ID: S21SEC-034-en Title: Cisco VTP Denial Of Service Date: 26/01/2007 Status: Vendor contacted, bug fixed Severity: Medium - DoS - remote from the local subnet Scope: Cisco Catalyst Switch denial of service Platforms: IOS Author: Alfredo Andres Omella, David Barroso Berrueta Location:...

CVE-2005-4440

The 802.1q VLAN protocol allows remote attackers to bypass network segmentation and spoof VLAN traffic via a message with two 802.1q tags, which causes the second tag to be redirected from a downstream switch after the first tag has been stripped, as demonstrated by Yersinia, aka "double-tagging...

CVE-2005-4440

The CVE describes a vulnerability in the 802.1q VLAN protocol where a crafted frame containing two 802.1q tags can cause the second tag to be redirected after the first is stripped, enabling a remote attacker to bypass network segmentation and spoof VLANs. Demonstrated by the tool Yersinia (doubl...