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HIGH

MX Series: In BBE configurations, receipt of a crafted IPv6 exception packet causes a Denial of Service

Published Oct 10, 2018

Description

Receipt of a specially crafted IPv6 exception packet may be able to trigger a kernel crash (vmcore), causing the device to reboot. The issue is specific to the processing of Broadband Edge (BBE) client route processing on MX Series subscriber management platforms, introduced by the Tomcat (Next Generation Subscriber Management) functionality in Junos OS 15.1. This issue affects no other platforms or configurations. Affected releases are Juniper Networks Junos OS: 15.1 versions prior to 15.1R7-S2, 15.1R8 on MX Series; 16.1 versions prior to 16.1R4-S11, 16.1R7-S2, 16.1R8 on MX Series; 16.2 versions prior to 16.2R3 on MX Series; 17.1 versions prior to 17.1R2-S9, 17.1R3 on MX Series; 17.2 versions prior to 17.2R2-S6, 17.2R3 on MX Series; 17.3 versions prior to 17.3R2-S4, 17.3R3-S2, 17.3R4 on MX Series; 17.4 versions prior to 17.4R2 on MX Series; 18.1 versions prior to 18.1R2-S3, 18.1R3 on MX Series; 18.2 versions prior to 18.2R1-S1, 18.2R2 on MX Series.

Affected products

Remediation

Vendor solution

The following software releases have been updated to resolve this specific issue: 15.1R7-S2, 15.1R8, 16.1R4-S11, 16.1R7-S2, 16.1R8, 16.2R3, 17.1R2-S9, 17.1R3, 17.2R2-S6, 17.2R3, 17.3R2-S4, 17.3R3-S2*, 17.3R4, 17.4R2, 18.1R2-S3, 18.1R3, 18.2R1-S1, 18.2R2, 18.3R1, and all subsequent releases.

*Available November 2018

Metrics

References (2)

Change history (0)

No recorded changes yet.

Sources
CVE.org / MITRE
Status PUBLISHED
Assigner juniper
Published Oct 10, 2018
Updated Sep 17, 2024
Reserved Nov 16, 2017
NVD
Status Modified
Modified Jun 17, 2026
Red Hat
Severity n/a
Public date n/a