What is CVE-2019-0006?

CVE-2019-0006 is a critical-severity vulnerability in Juniper Ex2200, classified under Use of Uninitialized Resource. CVSS score: 9.8/10. Published 2019-01-15.

How severe is CVE-2019-0006?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Vulnerability in Juniper Ex2200

CVE-2019-0006

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.

EPSS: 0.053 (92.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

CWE-908 — Use of Uninitialized Resource

References

sirt@juniper.net (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
sirt@juniper.net (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2019-0006?: CVE-2019-0006 is a critical-severity vulnerability in Juniper Ex2200, classified under Use of Uninitialized Resource. CVSS score: 9.8/10. Published 2019-01-15.
How severe is CVE-2019-0006?: Critical severity. CVSS v3 base score is 9.8 out of 10.