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Medium severity6.5NVD Advisory· Published Oct 9, 2025· Updated Jun 17, 2026

CVE-2025-59967

CVE-2025-59967

Description

A NULL Pointer Dereference vulnerability in the PFE management daemon (evo-pfemand) of Juniper Networks Junos OS Evolved on ACX7024, ACX7024X, ACX7100-32C, ACX7100-48L, ACX7348, ACX7509 devices allows an unauthenticated, adjacent attacker to cause a

Denial-of-Service (DoS).

Whenever specific valid multicast traffic is received on any layer 3 interface the evo-pfemand process crashes and restarts.

Continued receipt of specific valid multicast traffic results in a sustained Denial of Service (DoS) attack. This issue affects Junos OS Evolved on ACX7024, ACX7024X, ACX7100-32C, ACX7100-48L, ACX7348, ACX7509:

  • from 23.2R2-EVO before 23.2R2-S4-EVO,
  • from 23.4R1-EVO before 23.4R2-EVO.

This issue affects IPv4 and IPv6.

This issue does not affect Junos OS Evolved ACX7024, ACX7024X, ACX7100-32C, ACX7100-48L, ACX7348, ACX7509 versions before 23.2R2-EVO.

Affected products

9
  • Juniper Networks/OS Evolved9 versions
    cpe:2.3:o:juniper:junos_os_evolved:23.2:r2-s1:*:*:*:*:*:*+ 8 more
    • cpe:2.3:o:juniper:junos_os_evolved:23.2:r2-s1:*:*:*:*:*:*
    • cpe:2.3:o:juniper:junos_os_evolved:23.2:r2-s2:*:*:*:*:*:*
    • cpe:2.3:o:juniper:junos_os_evolved:23.2:r2-s3:*:*:*:*:*:*
    • cpe:2.3:o:juniper:junos_os_evolved:23.2:r2:*:*:*:*:*:*
    • cpe:2.3:o:juniper:junos_os_evolved:23.4:r1-s1:*:*:*:*:*:*
    • cpe:2.3:o:juniper:junos_os_evolved:23.4:r1-s2:*:*:*:*:*:*
    • cpe:2.3:o:juniper:junos_os_evolved:23.4:r1:*:*:*:*:*:*
    • (no CPE)range: 23.2R2-EVO <= 23.2R2-EVO < 23.2R2-S4-EVO, 23.4R1-EVO <= 23.4R1-EVO < 23.4R2-EVO
    • (no CPE)range: 23.2R2-EVO

Patches

Vulnerability mechanics

References

1

News mentions

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