CVE-2024-30401

Summary

An Out-of-bounds Read vulnerability in the advanced forwarding management process aftman of Juniper Networks Junos OS on MX Series with MPC10E, MPC11, MX10K-LC9600 line cards, MX304, and EX9200-15C, may allow an attacker to exploit a stack-based buffer overflow, leading to a reboot of the FPC.

Through code review, it was determined that the interface definition code for aftman could read beyond a buffer boundary, leading to a stack-based buffer overflow. This issue affects Junos OS on MX Series and EX9200-15C:

  • from 21.2 before 21.2R3-S1,
  • from 21.4 before 21.4R3,
  • from 22.1 before 22.1R2,
  • from 22.2 before 22.2R2; 

This issue does not affect:

  • versions of Junos OS prior to 20.3R1;
  • any version of Junos OS 20.4.

Affected Software

VendorProductVersion RangeStatus
Juniper NetworksJunos OS21.2 < 21.2R3-S1affected
Juniper NetworksJunos OS21.4 < 21.4R3affected
Juniper NetworksJunos OS22.1 < 22.1R2affected
Juniper NetworksJunos OS22.2 < 22.2R2affected
Juniper NetworksJunos OS0 < 20.3R1unaffected
Juniper NetworksJunos OS20.4unaffected

Weaknesses

  • CWE-125: CWE-125 Out-of-bounds Read
  • Denial of Service (DoS)

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