Description
An Improper Handling of Length Parameter Inconsistency vulnerability in the Packet Forwarding Engine (PFE) of Juniper Networks Junos OS on SRX Series allows an unauthenticated, network-based attacker to cause a Denial-of-Service (DoS). When a device configured for Secure Vector Routing (SVR) receives a specifically malformed packet the PFE will crash and restart. This issue affects Junos OS on SRX Series: * All 21.4 versions, * 22.2 versions before 22.2R3-S6, * 22.4 versions before 22.4R3-S6, * 23.2 versions before 23.2R2-S3, * 23.4 versions before 23.4R2-S4, * 24.2 versions before 24.2R2. This issue does not affect versions before 21.4.
References (1)
Scores
CVSS v3
7.5
EPSS
0.0040
EPSS Percentile
60.9%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-130
Status
published
Products (6)
juniper/junos
21.4
juniper/junos
22.2 (13 CPE variants)
juniper/junos
22.4 (13 CPE variants)
juniper/junos
23.2 (7 CPE variants)
juniper/junos
23.4 (8 CPE variants)
juniper/junos
24.2 (4 CPE variants)
Published
Apr 09, 2025
Tracked Since
Feb 18, 2026