#VU75097 Use-after-free in Juniper Junos OS - CVE-2023-28984

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Main Vulnerability Database Vulnerabilities #VU75097

#VU75097 Use-after-free in Juniper Junos OS - CVE-2023-28984

Published: April 13, 2023


Vulnerability identifier: #VU75097
Vulnerability risk: Medium
CVSSv4.0: 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-2023-28984
CWE-ID: CWE-416
Exploitation vector: Adjecent network
Exploit availability: No public exploit available
Vulnerable software:
Juniper Junos OS
Software vendor:
Juniper Networks, Inc.

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a use-after-free error in the Layer 2 Address Learning Manager (l2alm) of Juniper Networks Junos OS on QFX Series. A remote attacker on the local network can send specially crafted traffic to the device and crash the Packet Forwarding Engine.



Remediation

Install updates from vendor's website.

External links