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Category:   Device (Router/Bridge/Hub)  >   Juniper Junos Vendors:   Juniper
Juniper Junos MPLS Null Pointer Dereference Lets Remote Users Cause the Target System to Crash
SecurityTracker Alert ID:  1041850
SecurityTracker URL:
CVE Reference:   CVE-2018-0049   (Links to External Site)
Date:  Oct 10 2018
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 12.1X46, 12.3, 12.3X48, 14.1X53, 15.1, 15.1X49, 15.1X53, 16.1, 16.2, 17.1, 17.2, 17.2X75, 17.3, 17.4, 18.1, 18.2, 18.2X75
Description:   A vulnerability was reported in Juniper Junos. A remote user can cause the target system to crash.

A remote user can send a specially crafted MPLS packet on a particular type of interface to trigger a null pointer dereference and cause the kernel to crash.

The vendor has assigned PR 1380862 to this vulnerability.

Impact:   A remote user can cause the target system to crash.
Solution:   The vendor has issued a fix (12.1X46-D81, 12.3R12-S11, 12.3X48-D75, 14.1X53-D130, 14.1X53-D48, 15.1R7-S2, 15.1X49-D150, 15.1X53-D235, 15.1X53-D495, 15.1X53-D68, 15.1X53-D590, 16.1R4-S12, 16.1R6-S6, 16.1R7-S2, 16.1X65-D48, 16.2R2-S7, 16.2R3, 17.1R2-S9, 17.1R3, 17.2R1-S7, 17.2R2-S6, 17.2R3, 17.2X75-D101, 17.2X75-D110, 17.3R2-S4, 17.3R3-S1, 17.3R4, 17.4R1-S5, 17.4R2-S1, 17.4R3, 18.1R2-S3, 18.1R3, 18.2R1-S2, 18.2R1-S3, 18.2R2, 18.2X75-D20, 18.3R1).

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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Content previously copyright LLC placed in the public domain on December 31, 2019.