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CVE-2019-0006

CRITICAL

A certain crafted HTTP packet can trigger an uninitialized function pointer deference vulnerability in the Packet Forwarding Engine manager (fxpc) on all EX, QFX and MX Series devices in a Virtual Chassis configuration. This issue can result in a crash of the fxpc daemon or may potentially lead to remote code execution. This issue only occurs when the crafted packet it destined to the device. Affected releases are Juniper Networks Junos OS: 14.1X53 versions prior to 14.1X53-D47 on EX and QFX Virtual Chassis Platforms; 15.1 versions prior to 15.1R7-S3 all Virtual Chassis Platforms 15.1X53 versions prior to 15.1X53-D50 on EX and QFX Virtual Chassis Platforms.

Published: Jan 15, 2019 Modified: Jun 17, 2026
CWE-908 CWE-908

CVSS Metrics

CVSSv3
Attack Vector: NETWORK Attack Complexity: LOW Privileges Required: NONE User Interaction: NONE Scope: UNCHANGED Confidentiality Impact: HIGH Integrity Impact: HIGH Availability Impact: HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Products (26)

Vendor Product Version
juniper junos 14.1x53
juniper junos 14.1x53
juniper junos 14.1x53
juniper junos 14.1x53
juniper junos 14.1x53
juniper junos 14.1x53
juniper junos 14.1x53
juniper junos 14.1x53
juniper junos 14.1x53
juniper junos 14.1x53
juniper junos 14.1x53
juniper junos 14.1x53
juniper junos 14.1x53
juniper junos 15.1
juniper junos 15.1
juniper junos 15.1
juniper junos 15.1
juniper junos 15.1
juniper junos 15.1
juniper junos 15.1x53

…and 6 more

GitHub Security Advisory GHSA-8768-g4fm-ccgh

A certain crafted HTTP packet can trigger an uninitialized function pointer deference...

References (4)

Risk Scores

CVSS Score 9.8 / 10
EPSS Score 5.26%

Top 8% most likely to be exploited

Threat Score 40.8 / 100

Data Sources

NVD EPSS GitHub