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Category:   Device (Router/Bridge/Hub)  >   Cisco IOS Vendors:   Cisco
Cisco IOS/IOS-XE IPv6 Neighbor Discovery Bug Lets Remote Users Deny Service
SecurityTracker Alert ID:  1031816
SecurityTracker URL:  http://securitytracker.com/id/1031816
CVE Reference:   CVE-2015-0632   (Links to External Site)
Date:  Feb 27 2015
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 denial of service conditions on the target system.

A remote user on the adjacent network can send a flood of specially crafted IPv6 router solicitations to trigger a race condition when the interface state changes and cause denial of service conditions.

The vendor has assigned bug ID CSCuo67770 to this vulnerability.

Impact:   A remote user on the adjacent network can cause denial of service conditions.
Solution:   The vendor has issued a fix.

The vendor's advisory is available at:

http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2015-0632

Vendor URL:  tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2015-0632 (Links to External Site)
Cause:   State error

Message History:   None.


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