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Category:   Device (Router/Bridge/Hub)  >   Cisco IOS Vendors:   Cisco
Cisco IOS and IOS-XE TCP Packet Memory Leak Lets Remote Users Deny Service
SecurityTracker Alert ID:  1031980
SecurityTracker URL:  http://securitytracker.com/id/1031980
CVE Reference:   CVE-2015-0646   (Links to External Site)
Date:  Mar 25 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 can send a specially crafted sequence of TCP data via IPv4 or IPv6 to the target device to trigger a memory leak cause the target system to eventually reload.

The vendor has assigned bug ID CSCum94811 to this vulnerability.

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

A patch matrix is available in the vendor's advisory.

The vendor's advisory is available at:

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20150325-tcpleak

Vendor URL:  tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20150325-tcpleak (Links to External Site)
Cause:   Resource error

Message History:   None.


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