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Category:   Device (Router/Bridge/Hub)  >   Cisco NX-OS Vendors:   Cisco
Cisco NX-OS LLDP Processing Flaw Lets Remote Users Deny Service
SecurityTracker Alert ID:  1032675
SecurityTracker URL:  http://securitytracker.com/id/1032675
CVE Reference:   CVE-2015-4197   (Links to External Site)
Date:  Jun 20 2015
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): Nexus 7000 Series; 5.2(5)
Description:   A vulnerability was reported in Cisco NX-OS. A remote user on the local network can cause denial of service conditions on the target system.

A remote user on the local network can send a specially crafted Link Layer Discovery Protocol (LLDP) packet to the target interface that is enabled for LLDP processing to cause the target device to crash.

The vendor has assigned bug ID CSCud89415 to this vulnerability.

Impact:   A remote user on the local network can cause the target device to reload.
Solution:   The vendor has issued a fix.

The vendor's advisory is available at:

http://tools.cisco.com/security/center/viewAlert.x?alertId=39421

Vendor URL:  tools.cisco.com/security/center/viewAlert.x?alertId=39421 (Links to External Site)
Cause:   Input validation error

Message History:   None.


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