CVE-2017-2340

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.

Category

5.3
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.41%
Vendor Advisory juniper.net
Affected: Juniper Networks Junos OS on M/MX platforms where Enhanced Subscriber Management for DHCPv6 subscribers is configured
Published at:
Updated at:

References

Link Tags
https://kb.juniper.net/JSA10786 vendor advisory
http://www.securitytracker.com/id/1038254 vdb entry
http://www.securityfocus.com/bid/97607 vdb entry third party advisory

Frequently Asked Questions

What is the severity of CVE-2017-2340?
CVE-2017-2340 has been scored as a medium severity vulnerability.
How to fix CVE-2017-2340?
To fix CVE-2017-2340, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2017-2340 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2017-2340 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2017-2340?
CVE-2017-2340 affects Juniper Networks Junos OS on M/MX platforms where Enhanced Subscriber Management for DHCPv6 subscribers is configured.
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