CVE-2018-0050

Junos OS: Receipt of a malformed MPLS RSVP packet leads to a Routing Protocols Daemon (RPD) crash.

Published Oct 10, 2018 CVSS 3.0 · 7.5 High EPSS 2.3% KEV · Not listed
Description
An error handling vulnerability in Routing Protocols Daemon (RPD) of Juniper Networks Junos OS allows an attacker to cause RPD to crash. Continued receipt of this malformed MPLS RSVP packet will cause a sustained Denial of Service condition. Affected releases are Juniper Networks Junos OS: 14.1 versions prior to 14.1R8-S5, 14.1R9; 14.1X53 versions prior to 14.1X53-D48 on QFX Switching; 14.2 versions prior to 14.1X53-D130 on QFabric System; 14.2 versions prior to 14.2R4. This issue does not affect versions of Junos OS before 14.1R1. Junos OS RSVP only supports IPv4. IPv6 is not affected by this issue. This issue require it to be received on an interface configured to receive this type of traffic.

Analysis

No analysis available yet

Remediation

Vendor Solution

The following software releases have been updated to resolve this specific issue: 14.1R8-S5, 14.1R9, 14.1X53-D130, 14.1X53-D48, 14.2R4, 15.1R1, and all subsequent releases.


Vendor Workaround

Remove MPLS configuration stanzas from interface configurations that are at risk. No other workarounds exist for this issue.

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2018-0874 An error handling vulnerability in Routing Protocols Daemon (RPD) of Juniper Networks Junos OS allows an attacker to cause RPD to crash. Continued receipt of this malformed MPLS RSVP packet will cause a sustained Denial of Service condition. Affected releases are Juniper Networks Junos OS: 14.1 versions prior to 14.1R8-S5, 14.1R9; 14.1X53 versions prior to 14.1X53-D48 on QFX Switching; 14.2 versions prior to 14.1X53-D130 on QFabric System; 14.2 versions prior to 14.2R4. This issue does not affect versions of Junos OS before 14.1R1. Junos OS RSVP only supports IPv4. IPv6 is not affected by this issue. This issue require it to be received on an interface configured to receive this type of traffic.
History

No history.

Weaknesses
  • CWE-20

    Improper Input Validation

Sources

Status
PUBLISHED
Assigner
juniper
Published
Updated
Sep 17, 2024, 12:46 AM
Reserved
Nov 16, 2017, 12:00 AM
Status
Modified
Published
Oct 10, 2018, 6:29 PM
Modified
Jun 17, 2026, 1:29 AM