CVE-2019-0038: SRX Series: Crafted packets destined to fxp0 management interface on SRX340/SRX345 devices can lead to DoS

Published Apr 10, 2019

Updated

Crafted packets destined to the management interface (fxp0) of an SRX340 or SRX345 services gateway may create a denial of service (DoS) condition due to buffer space exhaustion. This issue only affects the SRX340 and SRX345 services gateways. No other products or platforms are affected by this vulnerability. Affected releases are Juniper Networks Junos OS: 15.1X49 versions prior to 15.1X49-D160 on SRX340/SRX345; 17.3 on SRX340/SRX345; 17.4 versions prior to 17.4R2-S3, 17.4R3 on SRX340/SRX345; 18.1 versions prior to 18.1R3-S1 on SRX340/SRX345; 18.2 versions prior to 18.2R2 on SRX340/SRX345; 18.3 versions prior to 18.3R1-S2, 18.3R2 on SRX340/SRX345. This issue does not affect Junos OS releases prior to 15.1X49 on any platform.

Affected Software

33 affected components

Juniper Junos=15.1x49

Juniper Junos=15.1x49-d10

Juniper Junos=15.1x49-d150

Juniper Junos=15.1x49-d20

Juniper Junos=15.1x49-d30

Juniper Junos=15.1x49-d35

Juniper Junos=15.1x49-d40

Juniper Junos=15.1x49-d45

Juniper Junos=15.1x49-d50

Juniper Junos=15.1x49-d55

Juniper Junos=15.1x49-d60

Juniper Junos=15.1x49-d65

Juniper Junos=15.1x49-d70

Juniper Junos=15.1x49-d75

Juniper Junos=15.1x49-d80

Juniper Junos=17.3

Juniper Junos=17.4

Juniper Junos=17.4-r2-s1

Juniper Junos=17.4-r2-s2

Juniper Junos=18.1

Juniper Junos=18.1-r1

Juniper Junos=18.1-r2

Juniper Junos=18.1-r2-s1

Juniper Junos=18.1-r2-s2

Juniper Junos=18.1-r3

Juniper Junos=18.2

Juniper Junos=18.2-r1

Juniper Junos=18.3

Juniper Junos=18.3-r1

Juniper Junos=18.3-r1-s1

Juniper Junos=18.3-r2

Juniper SRX340

Juniper SRX345

Remediation

Information

The following software releases have been updated to resolve this specific issue: Junos OS 15.1X49-D160, 17.4R2-S3, 17.4R3, 18.1R3-S1, 18.2R2, 18.3R1-S2, 18.3R2, 18.4R1, and all subsequent releases.

Event History

Apr 10, 2019

CVE Published

via MITRE·08:13 PM

Data Sourced

via MITRE·08:13 PM

RemedyDescriptionSeverityWeakness

Frequently Asked Questions

What is the severity of CVE-2019-0038?

CVE-2019-0038 is considered a denial of service vulnerability which can lead to significant disruptions in service.

How do I fix CVE-2019-0038?

To remediate CVE-2019-0038, it is recommended to upgrade the Juniper device to a fixed version of the Junos operating system.

Which devices are affected by CVE-2019-0038?

CVE-2019-0038 specifically affects Juniper SRX340 and SRX345 services gateways.

What can happen if CVE-2019-0038 is exploited?

Exploitation of CVE-2019-0038 can result in a denial of service condition due to buffer space exhaustion.

Is CVE-2019-0038 exploitable remotely?

Yes, CVE-2019-0038 can be exploited remotely by sending crafted packets to the management interface.