CVE-2017-2304: Infoleak

Published May 30, 2017
·
Updated

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'

Affected Software

25 affected components
Juniper Junos=14.1x53
Juniper Junos=14.1x53-d10
Juniper Junos=14.1x53-d15
Juniper Junos=14.1x53-d16
Juniper Junos=14.1x53-d25
Juniper Junos=14.1x53-d26
Juniper Junos=14.1x53-d27
Juniper Junos=14.1x53-d30
Juniper Junos=14.1x53-d35
Juniper Junos=15.1
Juniper Junos=15.1-r1
Juniper Junos=15.1x53
Juniper Junos=15.1x53-d20
Juniper Junos=15.1x53-d21
Juniper Junos=15.1x53-d25
Juniper Junos=15.1x53-d30
Juniper Junos=15.1x53-d32
Juniper Junos=15.1x53-d33
Juniper Junos=15.1x53-d34
Juniper EX4300
Juniper EX4600
Juniper QFX3500
Juniper QFX3600
Juniper QFX5100
Juniper QFX5200

Event History

May 30, 2017
CVE Published
via MITRE·02:00 PM
Data Sourced
via MITRE·02:00 PM
DescriptionWeakness
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Frequently Asked Questions

1

What is the severity of CVE-2017-2304?

CVE-2017-2304 is classified as a medium severity vulnerability due to its potential to expose fragments of system memory.

2

How do I fix CVE-2017-2304?

To fix CVE-2017-2304, upgrade to Junos OS version 14.1X53-D40, 15.1X53-D40, or 15.1R2 or later.

3

What devices are affected by CVE-2017-2304?

The affected devices include Juniper Networks QFX3500, QFX3600, QFX5100, QFX5200, EX4300, and EX4600 running specific versions of Junos OS.

4

Is my Juniper device vulnerable to CVE-2017-2304?

If your device is running Junos OS versions 14.1X53 prior to 14.1X53-D40 or 15.1 prior to 15.1R2, it is vulnerable to CVE-2017-2304.

5

What type of information can be exposed due to CVE-2017-2304?

CVE-2017-2304 can expose fragments of system memory or data from previous packets, potentially leading to sensitive information leakage.

Contact

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