CVE-2019-0044

Junos OS: SRX5000 series: Kernel crash (vmcore) upon receipt of a specific packet on fxp0 interface

Description

Receipt of a specific packet on the out-of-band management interface fxp0 may cause the system to crash and restart (vmcore). By continuously sending a specially crafted packet to the fxp0 interface, an attacker can repetitively crash the rpd process causing prolonged Denial of Service (DoS). Affected releases are Juniper Networks SRX5000 Series: 12.1X46 versions prior to 12.1X46-D82; 12.3X48 versions prior to 12.3X48-D80; 15.1X49 versions prior to 15.1X49-D160.

Remediation

Solution:

  • The following software releases have been updated to resolve this specific issue: 12.1X46-D82, 12.3X48-D80, 15.1X49-D160 and all subsequent releases.

Workaround:

  • There are no known workarounds for this issue.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.57%
Vendor Advisory juniper.net
Affected: Juniper Networks Junos OS
Published at:
Updated at:

References

Link Tags
https://kb.juniper.net/JSA10936 patch vendor advisory
http://www.securityfocus.com/bid/107872 vdb entry broken link

Frequently Asked Questions

What is the severity of CVE-2019-0044?
CVE-2019-0044 has been scored as a high severity vulnerability.
How to fix CVE-2019-0044?
To fix CVE-2019-0044: The following software releases have been updated to resolve this specific issue: 12.1X46-D82, 12.3X48-D80, 15.1X49-D160 and all subsequent releases.
Is CVE-2019-0044 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2019-0044 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-2019-0044?
CVE-2019-0044 affects Juniper Networks Junos OS.
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