Description
An Incorrect Comparison vulnerability in PFE of Juniper Networks Junos OS allows an adjacent unauthenticated attacker to cause a Denial of Service (DoS). On QFX5000 Series, and EX4600 and EX4650 platforms, the fxpc process will crash followed by the FPC reboot upon receipt of a specific hostbound packet. Continued receipt of these specific packets will create a sustained Denial of Service (DoS) condition. This issue only affects Juniper Networks Junos OS 19.4 version 19.4R3-S4.
References (1)
Scores
CVSS v3
6.5
EPSS
0.0011
EPSS Percentile
29.7%
Attack Vector
ADJACENT_NETWORK
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-697
Status
published
Products (1)
juniper/junos
19.4 r3-s4
Published
Jul 20, 2022
Tracked Since
Feb 18, 2026