CVE-2018-0003

Summary

A specially crafted MPLS packet received or processed by the system, on an interface configured with MPLS, will store information in the system memory. Subsequently, if this stored information is accessed, this may result in a kernel crash leading to a denial of service. Affected releases are Juniper Networks Junos OS: 12.1X46 versions prior to 12.1X46-D71; 12.3 versions prior to 12.3R12-S7; 12.3X48 versions prior to 12.3X48-D55; 14.1 versions prior to 14.1R8-S5, 14.1R9; 14.1X53 versions prior to 14.1X53-D45, 14.1X53-D107; 14.2 versions prior to 14.2R7-S7, 14.2R8; 15.1 versions prior to 15.1F5-S8, 15.1F6-S8, 15.1R5-S6, 15.1R6-S3, 15.1R7; 15.1X49 versions prior to 15.1X49-D100; 15.1X53 versions prior to 15.1X53-D65, 15.1X53-D231; 16.1 versions prior to 16.1R3-S6, 16.1R4-S6, 16.1R5; 16.1X65 versions prior to 16.1X65-D45; 16.2 versions prior to 16.2R2-S1, 16.2R3; 17.1 versions prior to 17.1R2-S2, 17.1R3; 17.2 versions prior to 17.2R1-S3, 17.2R2; 17.2X75 versions prior to 17.2X75-D50. No other Juniper Networks products or platforms are affected by this issue.

Affected Software

VendorProductVersion RangeStatus
Juniper NetworksJunos OS12.1X46 < 12.1X46-D71affected
Juniper NetworksJunos OS12.3 < 12.3R12-S7affected
Juniper NetworksJunos OS12.3X48 < 12.3X48-D55affected
Juniper NetworksJunos OS14.1 < 14.1R8-S5, 14.1R9affected
Juniper NetworksJunos OS14.1X53 < 14.1X53-D45, 14.1X53-D107affected
Juniper NetworksJunos OS14.2 < 14.2R7-S7, 14.2R8affected
Juniper NetworksJunos OS15.1 < 15.1F5-S8, 15.1F6-S8, 15.1R5-S6, 15.1R6-S3, 15.1R7affected
Juniper NetworksJunos OS15.1X49 < 15.1X49-D100affected
Juniper NetworksJunos OS15.1X53 < 15.1X53-D65, 15.1X53-D231affected
Juniper NetworksJunos OS16.1 < 16.1R3-S6, 16.1R4-S6, 16.1R5affected
Juniper NetworksJunos OS16.1X65 < 16.1X65-D45affected
Juniper NetworksJunos OS16.2 < 16.2R2-S1, 16.2R3affected
Juniper NetworksJunos OS17.1 < 17.1R2-S2, 17.1R3affected
Juniper NetworksJunos OS17.2 < 17.2R1-S3, 17.2R2affected
Juniper NetworksJunos OS17.2X75 < 17.2X75-D50affected

Weaknesses

  • Denial of Service

Workarounds

Disallow MPLS packets from reaching the device. Remove MPLS configuration stanzas from interface configurations that are at risk. No other viable workarounds exist for this issue.

ADP Enrichment

CVE Program Container

Additional References

References