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CVE-2019-0044

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

High7.5EPSS 1.6%
Published
Updated
Reserved
Assigned by
juniper

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.

Scores

CVSS scores of CVE-2019-0044, by who scored it
Scored byCVSSScoreVector
juniperCNA (assigner)3.0High7.5CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVDNVD · Modified3.1High7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS (exploitation in 30 days)
1.6% · top 25% of all CVEs (5 Nov 2026)
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.

Weakness

Affected products

  • Juniper Networks · Junos OS

    • affected 12.1X46 – < 12.1X46-D82
    • affected 12.3X48 – < 12.3X48-D80
    • affected 15.1X49 – < 15.1X49-D160

What to do

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.

Exploitation: Juniper SIRT is not aware of any malicious exploitation of this vulnerability.

References (2)

Sources

The same CVE in the primary databases and aggregators, to check against.

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Record last updated .