CVE-2023-44191 (junos)

An Allocation of Resources Without Limits or Throttling vulnerability in Juniper Networks Junos OS allows an unauthenticated, network-based attacker to cause Denial of Service (DoS).

On all Junos OS QFX5000 Series and EX4000 Series platforms, when a high number of VLANs are configured, a specific DHCP packet will cause PFE hogging which will lead to dropping of socket connections.

This issue affects:

Juniper Networks Junos OS on QFX5000 Series and EX4000 Series



* 21.1 versions prior to 21.1R3-S5;
* 21.2 …

attacker cve denial of service dhcp dos high juniper juniper networks junos junos os network networks packet platforms resources series service socket throttling unauthenticated vlans vulnerability