CVE-2024-39528

Summary

A Use After Free vulnerability in the Routing Protocol Daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows an authenticated, network-based attacker to cause a Denial of Service (DoS).On all Junos OS and Junos Evolved platforms, if a routing-instance deactivation is triggered, and at the same time a specific SNMP request is received, a segmentation fault occurs which causes rpd to crash and restart.

This issue affects:

   Junos OS:

  • All versions before 21.2R3-S8, 
  • 21.4 versions before 21.4R3-S5,
  • 22.2 versions before 22.2R3-S3,
  • 22.3 versions before 22.3R3-S2,
  • 22.4 versions before 22.4R3,
  • 23.2 versions before 23.2R2.

  Junos OS Evolved:

  • All versions before 21.2R3-S8-EVO,
  • 21.4-EVO versions before 21.4R3-S5-EVO,
  • 22.2-EVO versions before 22.2R3-S3-EVO, 
  • 22.3-EVO versions before 22.3R3-S2-EVO,
  • 22.4-EVO versions before 22.4R3-EVO,
  • 23.2-EVO versions before 23.2R2-EVO.

Affected Software

VendorProductVersion RangeStatus
Juniper NetworksJunos OS0 < 21.2R3-S8affected
Juniper NetworksJunos OS21.4 < 21.4R3-S5affected
Juniper NetworksJunos OS22.2 < 22.2R3-S3affected
Juniper NetworksJunos OS22.3 < 22.3R3-S2affected
Juniper NetworksJunos OS22.4 < 22.4R3affected
Juniper NetworksJunos OS23.2 < 23.2R2affected
Juniper NetworksJunos OS Evolved0 < 21.2R3-S8-EVOaffected
Juniper NetworksJunos OS Evolved21.4-EVO < 21.4R3-S5-EVOaffected
Juniper NetworksJunos OS Evolved22.2-EVO < 22.2R3-S3-EVOaffected
Juniper NetworksJunos OS Evolved22.3-EVO < 22.3R3-S2-EVOaffected
Juniper NetworksJunos OS Evolved22.4-EVO < 22.4R3-EVOaffected
Juniper NetworksJunos OS Evolved23.2-EVO < 23.2R2-EVOaffected

Weaknesses

  • CWE-416: CWE-416 Use After Free

Workarounds

There are no known workarounds for this issue.

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

CVE Program Container

Additional References

References