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Category:   Device (Router/Bridge/Hub)  >   Cisco IOS Vendors:   Cisco
Cisco IOS XE Zone-Based Firewall IP Fragment Processing Bug Lets Remote Users Cause the Target System to Reload
SecurityTracker Alert ID:  1040593
SecurityTracker URL:
CVE Reference:   CVE-2018-0157   (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 XE. A remote user can cause the target system to reload.

A remote user can send specially crafted fragmented IPv4 or IPv6 packets through the target device to trigger an error in the Zone-Based Firewall function and cause the target device to reload.

The following releases are affected:


The vendor has assigned bug ID CSCvf60296 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:

Vendor URL: (Links to External Site)
Cause:   State error

Message History:   None.

 Source Message Contents



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