CVE-2017-2340

MediumCVSS 5.3/10Last modified Jun 17, 2026

Description

On Juniper Networks Junos OS 15.1 releases from 15.1R3 to 15.1R4, 16.1 prior to 16.1R3, on M/MX platforms where Enhanced Subscriber Management for DHCPv6 subscribers is configured, a vulnerability in processing IPv6 ND packets originating from subscribers and destined to M/MX series routers can result in a PFE (Packet Forwarding Engine) hang or crash.

Metrics

CVSS 3.0 5.3/10CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Weakness enumeration

CWE-20

Affected software

Vendor	Product	Versions
Juniper Networks	Junos OS on M/MX platforms where Enhanced Subscriber Management for DHCPv6 subscribers is configured	15.1 releases from 15.1R3 to 15.1R4; 16.1 prior to 16.1R3; 16.2R1 and all subsequent releases have a resolution for this vulnerability; All releases prior to 15.1R3 are not affected.

References

http://www.securityfocus.com/bid/97607Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1038254
https://kb.juniper.net/JSA10786Vendor Advisory
http://www.securityfocus.com/bid/97607Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1038254
https://kb.juniper.net/JSA10786Vendor Advisory

Timeline

Published: Apr 24, 2017
Last modified: Jun 17, 2026
NVD status: Modified

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