What is CVE-2025-52964?

CVE-2025-52964 is a medium-severity vulnerability in Juniper Junos, classified under Reachable Assertion. CVSS score: 6.5/10. Published 2025-07-11.

How severe is CVE-2025-52964?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in Juniper Junos

CVE-2025-52964

A Reachable Assertion vulnerability in the Routing Protocol Daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated, network-based attacker to cause a Denial of Service (DoS). When the device receives a sp…

EPSS: 0.003 (17.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Juniper Junos — versions 21.4, 22.3, 22.4
Juniper Junos_os_evolved — versions 21.4, 22.3, 22.4
Juniper Networks Junos Os — versions 0, 22.3, 22.4
Juniper Networks Junos Os Evolved — versions 0, 22.3, 22.4

Weakness classification (CWE)

CWE-617 — Reachable Assertion

References

sirt@juniper.net (vendor-advisory, Vendor Advisory)

Frequently asked questions

What is CVE-2025-52964?: CVE-2025-52964 is a medium-severity vulnerability in Juniper Junos, classified under Reachable Assertion. CVSS score: 6.5/10. Published 2025-07-11.
How severe is CVE-2025-52964?: Medium severity. CVSS v3 base score is 6.5 out of 10.