CVE-2019-0006
CRITICALJuniper Junos - Use-After-Free in Packet Forwarding Engine Manager
Title source: llmDescription
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.
References (2)
Core 2
Core References
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/106666
Vendor Advisory x_refsource_confirm
https://kb.juniper.net/JSA10906
Scores
CVSS v3
9.8
EPSS
0.0592
EPSS Percentile
90.7%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-908
Status
published
Products (3)
juniper/junos
14.1x53 (13 CPE variants)
juniper/junos
15.1 r1 (6 CPE variants)
juniper/junos
15.1x53 d20 (7 CPE variants)
Published
Jan 15, 2019
Tracked Since
Feb 18, 2026