Memory leak in Juniper Junos OS - CVE-2022-22226
Published: October 21, 2022
Vulnerability identifier: #VU68578
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2022-22226
CWE-ID: CWE-401
Exploitation vector: Adjecent network
Exploit availability:
No public exploit available
Vendor: Juniper Networks, Inc.
Affected software:
Juniper Junos OS
Juniper Junos OS
Detailed vulnerability description
The vulnerability allows a remote attacker to perform DoS attack on the target system.
The vulnerability exists due memory leak within the Packet Forwarding Engine (PFE) when VxLAN is enabled. A remote attacker on the local network can send specific packets to the affected device and perform denial of service attack.
How to mitigate CVE-2022-22226
Install updates from vendor's website. The vulnerability affects Juniper Networks Junos OS on EX4300-MP, EX4600, and QFX5000 Series.