CVE-2017-2304

Name: CVE-2017-2304
Creator: NVD / NIST
Published: 2017-05-30T14:29:00.847+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.80%

Last modified Jun 17, 2026

CVE-2017-2304 is a vulnerability of currently unknown severity. 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'. EPSS estimates a 1.80% chance of exploitation in the next 30 days.

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'

Metrics

EPSS Probability

1.80%

75.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-200

Affected Software

Vendor	Product	Versions
Juniper	Junos	14.1x53
Juniper	Junos	15.1
Juniper	Junos	15.1x53

References

http://www.securityfocus.com/bid/95403Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1037593Third Party Advisory, VDB Entry
https://kb.juniper.net/JSA10773Vendor Advisory
http://www.securityfocus.com/bid/95403Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1037593Third Party Advisory, VDB Entry
https://kb.juniper.net/JSA10773Vendor Advisory

Timeline

Published: May 30, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-2304?

How severe is CVE-2017-2304?

Severity scoring for CVE-2017-2304 is pending analysis. The EPSS model estimates a 1.80% probability of exploitation in the next 30 days.

How do I fix CVE-2017-2304?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2017-2304?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST