SB2025101393 - Denial of service in Junos OS Evolved evo-pfemand daemon

Security Bulletin ID SB2025101393

CSH Severity

Medium

Patch available

YES

Number of vulnerabilities 1

Exploitation vector Adjecent network

Highest impact Denial of service

Breakdown by Severity

Low
Medium
High
Critical

Description

This security bulletin contains information about 1 vulnerability.

1) NULL pointer dereference (CVE-ID: CVE-2025-59967)

CWE-ID: CWE-476 - NULL Pointer Dereference

CVSSv4: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error in the PFE management daemon (evo-pfemand). A remote attacker on the local network can send multicast traffic to any layer 3 interface and perform a denial of service (DoS) attack.

The vulnerability affects ACX7024, ACX7024X, ACX7100-32C, ACX7100-48L, ACX7348, and ACX7509 devices.

Remediation

Install update from vendor's website.

References

https://supportportal.juniper.net/s/article/2025-10-Security-Bulletin-Junos-OS-Evolved-ACX7024-ACX7024X-ACX7100-32C-ACX7100-48L-ACX7348-ACX7509-When-specific-valid-multicast-traffic-is-received-on-the-L3-interface-a-vulnerable-device-evo-pfemand-crashes-and-restarts-CVE-2025-59967