Skip to main content

Vendor/product archive

juniper / ex4400 CVEs

Beta · best-effort

18 CVEs tagged to juniper / ex44000 Critical, 13 High, 5 Medium, 0 Low, 0 Unrated.

CVE-2026-57025

Published Jul 9, 2026

A Return of Pointer Value Outside of Expected Range vulnerability in the fileio library of Juniper Networks Junos OS and Junos OS Evolved allows a local, low-privilged attacker to…

CVSS 6.8 · Medium
evidence mentions
1
Buzz score
11.9

CVE-2026-33781

Published Apr 9, 2026

An Improper Check for Unusual or Exceptional Conditions vulnerability in the packet forwarding engine (pfe) of Juniper Networks Junos OS on specific EX and QFX Series devices allo…

CVSS 7.1 · High
evidence mentions
1
Buzz score
11.9

CVE-2026-33773

Published Apr 9, 2026

An Incorrect Initialization of Resource vulnerability in the packet forwarding engine (pfe) of Juniper Networks Junos OS on specific EX Series and QFX Series device allows an unau…

CVSS 6.9 · Medium
evidence mentions
1
Buzz score
11.9

CVE-2026-21910

Published Jan 15, 2026

An Improper Check for Unusual or Exceptional Conditions vulnerability in the packet forwarding engine (PFE) of Juniper Networks Junos OS on EX4k Series and QFX5k Series platforms…

CVSS 7.1 · High
evidence mentions
2
Buzz score
17.5

CVE-2025-30644

Published Apr 9, 2025

A Heap-based Buffer Overflow vulnerability in the flexible PIC concentrator (FPC) of Juniper Networks Junos OS on EX2300, EX3400, EX4100, EX4300, EX4300MP, EX4400, EX4600, EX4650-…

CVSS 7.7 · High

CVE-2024-30388

Published Apr 12, 2024

An Improper Isolation or Compartmentalization vulnerability in the Packet Forwarding Engine (pfe) of Juniper Networks Junos OS on QFX5000 Series and EX Series allows an unauthenti…

CVSS 7.1 · High

CVE-2024-21595

Published Jan 12, 2024

An Improper Validation of Syntactic Correctness of Input vulnerability in the Packet Forwarding Engine (PFE) of Juniper Networks Junos OS allows a network-based, unauthenticated a…

CVSS 7.5 · High
Showing 1-18 of 18 CVEsPage 1 of 1