Description

Receipt of a specific MPLS or IPv6 packet on the core facing interface of an MX Series device configured for Broadband Edge (BBE) service may trigger a kernel crash (vmcore), causing the device to reboot. The issue is specific to the processing of packets destined to BBE clients connected to MX Series subscriber management platforms. This issue affects MX Series running Juniper Networks Junos OS: 17.2 versions starting from17.2R2-S6, 17.2R3 and later releases, prior to 17.2R3-S3; 17.3 versions starting from 17.3R2-S4, 17.3R3-S2 and later releases, prior to 17.3R2-S5, 17.3R3-S5; 17.4 versions starting from 17.4R2 and later releases, prior to 17.4R2-S7,17.4R3; 18.1 versions starting from 18.1R2-S3, 18.1R3 and later releases, prior to 18.1R3-S6; 18.2 versions starting from18.2R1-S1, 18.2R2 and later releases, prior to 18.2R3-S2; 18.2X75 versions prior to 18.2X75-D51, 18.2X75-D60; 18.3 versions prior to 18.3R3; 18.4 versions prior to 18.4R2; 19.1 versions prior to 19.1R1-S3, 19.1R2; 19.2 versions prior to 19.2R1-S2, 19.2R2. This issue does not affect Juniper Networks Junos OS versions prior to 17.2R2-S6.

Severity

 

CVSS Version 3.x CVSS Version 2.0

CVSS 3.x Severity and Metrics:

CNA:  Juniper Networks, Inc.

Base Score:  7.5 HIGH

Vector:  CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

NVD Analysts use publicly available information to associate vector strings and CVSS scores. We also display any CVSS information provided within the CVE List from the CNA.

Note: The NVD and the CNA have provided the same score. When this occurs only the CNA information is displayed, but the Acceptance Level icon for the CNA is given a checkmark to signify NVD concurrence.

CVSS 2.0 Severity and Metrics:

NIST: NVD

Base Score:  7.8 HIGH

Vector:  (AV:N/AC:L/Au:N/C:N/I:N/A:C)

NVD Analysts use publicly available information to associate vector strings and CVSS scores. We also display any CVSS information provided within the CVE List from the CNA.

Note: NVD Analysts have published a CVSS score for this CVE based on publicly available information at the time of analysis. The CNA has not provided a score within the CVE List.

References to Advisories, Solutions, and Tools

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Hyperlink	Resource
https://kb.juniper.net/JSA10987	Vendor Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
NVD-CWE-noinfo	Insufficient Information	NIST

Known Affected Software Configurations Switch to CPE 2.2

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Change History

2 change records found show changes

CWE Remap by NIST 7/21/2021 7:39:23 AM

Action	Type	Old Value	New Value
Changed	CWE	CWE-20	NVD-CWE-noinfo

Initial Analysis by NIST 1/24/2020 1:24:36 PM

Action	Type	Old Value	New Value
Added	CPE Configuration		Record truncated, showing 500 of 4591 characters. View Entire Change Record AND OR *cpe:2.3:o:juniper:junos:17.2:-:*:*:*:*:*:* *cpe:2.3:o:juniper:junos:17.2:r1-s2:*:*:*:*:*:* *cpe:2.3:o:juniper:junos:17.2:r1-s4:*:*:*:*:*:* *cpe:2.3:o:juniper:junos:17.2:r1-s7:*:*:*:*:*:* *cpe:2.3:o:juniper:junos:17.2:r1-s8:*:*:*:*:*:* *cpe:2.3:o:juniper:junos:17.2:r2-s6:*:*:*:*:*:* *cpe:2.3:o:juniper:junos:17.2:r2-s7:*:*:*:*:*:* *cpe:2.3:o:juniper:junos:17.2:r3-s1:*:*:*:*:*:* *cpe:2.3:o:juniper
Added	CVSS V2		NIST (AV:N/AC:L/Au:N/C:N/I:N/A:C)
Added	CVSS V3.1		NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Added	CWE		NIST CWE-20
Changed	Reference Type	https://kb.juniper.net/JSA10987 No Types Assigned	https://kb.juniper.net/JSA10987 Vendor Advisory