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CRITICAL · 9.8

CVE-2019-0008

A certain sequence of valid BGP or IPv6 BFD packets may trigger a stack based buffer overflow in the Junos OS Packet Forwarding Engine manager (FXPC) process on QFX5000 series, EX4300, EX4600 devices....

Vulnerability Description

A certain sequence of valid BGP or IPv6 BFD packets may trigger a stack based buffer overflow in the Junos OS Packet Forwarding Engine manager (FXPC) process on QFX5000 series, EX4300, EX4600 devices. This issue can result in a crash of the fxpc daemon or may potentially lead to remote code execution. Affected releases are Juniper Networks Junos OS on QFX 5000 series, EX4300, EX4600 are: 14.1X53; 15.1X53 versions prior to 15.1X53-D235; 17.1 versions prior to 17.1R3; 17.2 versions prior to 17.2R3; 17.3 versions prior to 17.3R3-S2, 17.3R4; 17.4 versions prior to 17.4R2-S1, 17.4R3; 18.1 versions prior to 18.1R3-S1, 18.1R4; 18.2 versions prior to 18.2R2; 18.2X75 versions prior to 18.2X75-D30; 18.3 versions prior to 18.3R2.

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
JuniperJunos>= 15.1x53, < 15.1x53-d235
JuniperEx4300-
JuniperEx4300M-
JuniperEx4600-
JuniperEx4650-
JuniperQfx5100-
JuniperQfx5110-
JuniperQfx5120-
JuniperQfx5200-32C-
JuniperQfx5200-48Y-
JuniperQfx5210-64C-

Related Weaknesses (CWE)

CWE-121CWE-787

References

FAQ

What is CVE-2019-0008?

CVE-2019-0008 is a vulnerability with a CVSS score of 9.8 (CRITICAL). A certain sequence of valid BGP or IPv6 BFD packets may trigger a stack based buffer overflow in the Junos OS Packet Forwarding Engine manager (FXPC) process on QFX5000 series, EX4300, EX4600 devices....

How severe is CVE-2019-0008?

CVE-2019-0008 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2019-0008?

Check the references section above for vendor advisories and patch information. Affected products include: Juniper Junos, Juniper Ex4300, Juniper Ex4300M, Juniper Ex4600, Juniper Ex4650.