CVE-2017-2347

Summary

A denial of service vulnerability in rpd daemon of Juniper Networks Junos OS allows a malformed MPLS ping packet to crash the rpd daemon if MPLS OAM is configured. Repeated crashes of the rpd daemon can result in an extended denial of service condition for the device. The affected releases are Junos OS 12.3X48 prior to 12.3X48-D50, 12.3X48-D55; 13.3 prior to 13.3R10; 14.1 prior to 14.1R4-S13, 14.1R8-S3, 14.1R9; 14.1X53 prior to 14.1X53-D42, 14.1X53-D50; 14.2 prior to 14.2R4-S8, 14.2R7-S6, 14.2R8; 15.1 prior to 15.1F2-S14, 15.1F5-S7, 15.1F6-S4, 15.1F7, 15.1R4-S7, 15.1R5-S1, 15.1R6; 15.1X49 prior to 15.1X49-D100; 15.1X53 prior to 15.1X53-D105, 15.1X53-D47, 15.1X53-D62, 15.1X53-D70; 16.1 prior to 16.1R3-S3, 16.1R4. No other Juniper Networks products or platforms are affected by this issue.

Affected Software

VendorProductVersion RangeStatus
Juniper NetworksJunos OS12.3X48 prior to 12.3X48-D50, 12.3X48-D55affected
Juniper NetworksJunos OS13.3 prior to 13.3R10affected
Juniper NetworksJunos OS14.1 prior to 14.1R4-S13, 14.1R8-S3, 14.1R9affected
Juniper NetworksJunos OS14.1X53 prior to 14.1X53-D42, 14.1X53-D50affected
Juniper NetworksJunos OS14.2 prior to 14.2R4-S8, 14.2R7-S6, 14.2R8affected
Juniper NetworksJunos OS15.1 prior to 15.1F2-S14, 15.1F5-S7, 15.1F6-S4, 15.1F7, 15.1R4-S7, 15.1R5-S1, 15.1R6affected
Juniper NetworksJunos OS15.1X49 prior to 15.1X49-D100affected
Juniper NetworksJunos OS15.1X53 prior to 15.1X53-D47, 15.1X53-D62, 15.1X53-D70, 15.1X53-D105affected
Juniper NetworksJunos OS16.1 prior to 16.1R3-S3, 16.1R4affected

Weaknesses

  • denial of service

Workarounds

There are no viable workarounds for this issue. It is good security practice to limit the exploitable attack surface of critical infrastructure networking equipment. Use access lists or firewall filters to limit access to the router only from trusted, administrative networks or hosts.

ADP Enrichment

CVE Program Container

Additional References

References