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Category:   Device (Router/Bridge/Hub)  >   Juniper Junos Vendors:   Juniper
Juniper Junos IPv6 Processing Flaw Lets Remote Users Consume Excessive Resources
SecurityTracker Alert ID:  1037014
SecurityTracker URL:  http://securitytracker.com/id/1037014
CVE Reference:   CVE-2016-4921   (Links to External Site)
Date:  Oct 14 2016
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  

Description:   A vulnerability was reported in Juniper Junos. A remote user can consume excessive resources on the target system.

A remote user can send specially crafted IPv6 to consume all available resources on the target system and prevent the system from storing next hop information or cause a kernel panic on the target system.

Systems with IPv6 enabled and configured are affected.

The vendor has assigned PRs 1017099 and 1037225 to this vulnerability.

Impact:   A remote user can consume excessive resources on the target system.

A remote user may be able to cause a kernel panic on the target system.

Solution:   The vendor has issued a fix (12.3X48-D30, 13.3R10, 14.1R8, 14.1X53-D40, 14.2R6, 15.1F2-S5, 15.1F5-S2, 15.1F6, 15.1R3, 15.1X49-D40, 15.1X53-D70, 16.1R1).

The vendor advisory is available at:

https://kb.juniper.net/InfoCenter/index?page=content&id=JSA10762

Vendor URL:  kb.juniper.net/InfoCenter/index?page=content&id=JSA10762 (Links to External Site)
Cause:   Resource error

Message History:   None.


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