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Category:   Device (Router/Bridge/Hub)  >   Cisco IOS Vendors:   Cisco
Cisco IOS/IOS XE Smart Install Input Validation Flaw Lets Remote Users Cause the Target System to Reload
SecurityTracker Alert ID:  1040596
SecurityTracker URL:  http://securitytracker.com/id/1040596
CVE Reference:   CVE-2018-0156   (Links to External Site)
Date:  Mar 28 2018
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  

Description:   A vulnerability was reported in Cisco IOS and IOS XE. A remote user can cause the target system to reload.

A remote user can send a specially crafted Smart Install packet to the target device on TCP port 4786 to trigger an input validation flaw and cause the target system to reload.

The vendor has assigned bug IDs CSCvd36820 and CSCvd40673 to this vulnerability.

This vulnerability was found during internal security testing.

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-20180328-smi

Vendor URL:  tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180328-smi (Links to External Site)
Cause:   Input validation error

Message History:   None.


 Source Message Contents

Subject:  https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180328-smi

 
 


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