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

CVE-2024-39516

Disclosure Date: October 09, 2024
Add MITRE ATT&CK tactics and techniques that apply to this CVE.

Description

An Out-of-Bounds Read vulnerability in

the routing protocol daemon (rpd) of

Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated network-based attacker sending a specifically malformed BGP packet to cause rpd to crash and restart, resulting in a Denial of Service (DoS). Continued receipt and processing of this packet will create a sustained Denial of Service (DoS) condition.

This issue only affects systems configured in

  either of two ways:



    *  systems with BGP traceoptions enabled

    *  systems with BGP traffic engineering
      configured

This issue can affect iBGP and eBGP with

any address family

configured. The specific attribute involved is non-transitive, and will not propagate across a network.

This issue affects:

Junos OS: 

  • All versions before 21.4R3-S8,
  • 22.2 before 22.2R3-S5, 
  • 22.3 before 22.3R3-S4, 
  • 22.4 before 22.4R3-S3, 
  • 23.2 before 23.2R2-S2, 
  • 23.4 before 23.4R2; 

Junos OS Evolved: 

  • All versions before 21.4R3-S8-EVO, 
  • 22.2-EVO before 22.2R3-S5-EVO, 
  • 22.3-EVO before 22.3R3-S4-EVO, 
  • 22.4-EVO before 22.4R3-S3-EVO, 
  • 23.2-EVO before 23.2R2-S2-EVO, 
  • 23.4-EVO before 23.4R2-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 Networks

Products

  • Junos OS,
  • Junos OS Evolved

Additional Info

Technical Analysis