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Category:   Device (Router/Bridge/Hub)  >   Cisco NX-OS Vendors:   Cisco
Cisco Nexus 5000/6000/7000 Series Switches IS-IS Packet Processing Flaw Lets Remote Users Cause the Target System to Reload
SecurityTracker Alert ID:  1037658
SecurityTracker URL:  http://securitytracker.com/id/1037658
CVE Reference:   CVE-2017-3804   (Links to External Site)
Date:  Jan 20 2017
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 5000, 6000, 7000 Series
Description:   A vulnerability was reported in Cisco Nexus 5000, 6000, and 7000 Series Switches. A remote user can cause the target system to reload.

A remote user on the local network can send specially crafted Intermediate System-to-Intermediate System (IS-IS) protocol packets to cause the target device to reload.

Cisco Nexus 5000, 6000, and 7000 Series Switches are affected.

The vendor has assigned bug ID CSCvc45002 to this vulnerability.

Impact:   A remote user can cause the target system to reload.
Solution:   The vendor has issued a fix.

The vendor advisory is available at:

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170118-nexus

Vendor URL:  tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170118-nexus (Links to External Site)
Cause:   State error

Message History:   None.


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