CVE-2017-2304

Description

Juniper Networks QFX3500, QFX3600, QFX5100, QFX5200, EX4300 and EX4600 devices running Junos OS 14.1X53 prior to 14.1X53-D40, 15.1X53 prior to 15.1X53-D40, 15.1 prior to 15.1R2, do not pad Ethernet packets with zeros, and thus some packets can contain fragments of system memory or data from previous packets. This issue is also known as 'Etherleak'

Category

7.5
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.96% Top 25%
Vendor Advisory juniper.net
Affected: Juniper Networks Junos OS running on QFX3500, QFX3600, QFX5100, QFX5200, EX4300, EX4600 devices
Published at:
Updated at:

References

Link Tags
http://www.securitytracker.com/id/1037593 vdb entry third party advisory
http://www.securityfocus.com/bid/95403 vdb entry third party advisory
https://kb.juniper.net/JSA10773 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2017-2304?
CVE-2017-2304 has been scored as a high severity vulnerability.
How to fix CVE-2017-2304?
To fix CVE-2017-2304, 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-2017-2304 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2017-2304 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2017-2304?
CVE-2017-2304 affects Juniper Networks Junos OS running on QFX3500, QFX3600, QFX5100, QFX5200, EX4300, EX4600 devices.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.