Attacker Value
Unknown
(0 users assessed)
Exploitability
Unknown
(0 users assessed)
User Interaction
None
Privileges Required
None
Attack Vector
Network
0

CVE-2024-21612

Disclosure Date: January 12, 2024
Add MITRE ATT&CK tactics and techniques that apply to this CVE.

Description

An Improper Handling of Syntactically Invalid Structure vulnerability in Object Flooding Protocol (OFP) service of Juniper Networks Junos OS Evolved allows an unauthenticated, network-based attacker to cause a Denial of Service (DoS).

On all Junos OS Evolved platforms, when specific TCP packets are received on an open OFP port, the OFP crashes leading to a restart of Routine Engine (RE). Continuous receipt of these specific TCP packets will lead to a sustained Denial of Service (DoS) condition.

This issue affects:

Juniper Networks Junos OS Evolved

  • All versions earlier than 21.2R3-S7-EVO;
  • 21.3 versions earlier than 21.3R3-S5-EVO ;
  • 21.4 versions earlier than 21.4R3-S5-EVO;
  • 22.1 versions earlier than 22.1R3-S4-EVO;
  • 22.2 versions earlier than 22.2R3-S3-EVO ;
  • 22.3 versions earlier than 22.3R3-EVO;
  • 22.4 versions earlier than 22.4R2-EVO, 22.4R3-EVO.

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CVSS V3 Severity and Metrics
Base Score:
7.5 High
Impact Score:
3.6
Exploitability Score:
3.9
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector (AV):
Network
Attack Complexity (AC):
Low
Privileges Required (PR):
None
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
None
Integrity (I):
None
Availability (A):
High

General Information

Vendors

  • juniper

Products

  • junos os evolved,
  • junos os evolved 21.2,
  • junos os evolved 21.3,
  • junos os evolved 21.4,
  • junos os evolved 22.1,
  • junos os evolved 22.2,
  • junos os evolved 22.3,
  • junos os evolved 22.4

Additional Info

Technical Analysis