medium
6.5
CWE
770 400
Advisory Published
Updated

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

First published: Wed 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.

Credit: sirt@juniper.net

Affected SoftwareAffected VersionHow to fix
Junos OS Evolved=15.1x49
Junos OS Evolved=15.1x49-d10
Junos OS Evolved=15.1x49-d150
Junos OS Evolved=15.1x49-d20
Junos OS Evolved=15.1x49-d30
Junos OS Evolved=15.1x49-d35
Junos OS Evolved=15.1x49-d40
Junos OS Evolved=15.1x49-d45
Junos OS Evolved=15.1x49-d50
Junos OS Evolved=15.1x49-d55
Junos OS Evolved=15.1x49-d60
Junos OS Evolved=15.1x49-d65
Junos OS Evolved=15.1x49-d70
Junos OS Evolved=15.1x49-d75
Junos OS Evolved=15.1x49-d80
Junos OS Evolved=17.3
Junos OS Evolved=17.4
Junos OS Evolved=17.4-r2-s1
Junos OS Evolved=17.4-r2-s2
Junos OS Evolved=18.1
Junos OS Evolved=18.1-r1
Junos OS Evolved=18.1-r2
Junos OS Evolved=18.1-r2-s1
Junos OS Evolved=18.1-r2-s2
Junos OS Evolved=18.1-r3
Junos OS Evolved=18.2
Junos OS Evolved=18.2-r1
Junos OS Evolved=18.3
Junos OS Evolved=18.3-r1
Junos OS Evolved=18.3-r1-s1
Junos OS Evolved=18.3-r2
Juniper SRX340
Juniper SRX345

Remedy

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.

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Reference Links

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.

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