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

CVE-2024-39543

Disclosure Date: July 11, 2024
Add MITRE ATT&CK tactics and techniques that apply to this CVE.

Description

A Buffer Copy without Checking Size of Input vulnerability in the routing protocol daemon (rpd) of Juniper Networks Junos OS and Juniper Networks Junos OS Evolved allows an unauthenticated, adjacent attacker to send specific RPKI-RTR packets resulting in a crash, creating a Denial of Service (DoS) condition. Continued receipt and processing of this packet will create a sustained Denial of Service (DoS) condition.

This issue affects 

Junos OS: 

  • All versions before 21.2R3-S8, 
  • from 21.4 before 21.4R3-S8,
  • from 22.2 before 22.2R3-S4, 
  • from 22.3 before 22.3R3-S3, 
  • from 22.4 before 22.4R3-S2, 
  • from 23.2 before 23.2R2-S1, 
  • from 23.4 before 23.4R2.

Junos OS Evolved: * All versions before 21.2R3-S8-EVO,

  • from 21.4 before 21.4R3-S8-EVO,
  • from 22.2 before 22.2R3-S4-EVO, 
  • from 22.3 before 22.3R3-S3-EVO,
  • from 22.4 before 22.4R3-S2-EVO, 
  • from 23.2 before 23.2R2-S1-EVO,
  • from 23.4 before 23.4R2-EVO.

Add Assessment

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CVSS V3 Severity and Metrics
Base Score:
6.5 Medium
Impact Score:
3.6
Exploitability Score:
2.8
Vector:
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector (AV):
Adjacent_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 Networks

Products

  • Junos OS,
  • Junos OS Evolved

Additional Info

Technical Analysis