Vulnerability in Juniper Junos

CVE-2025-52948

An Improper Handling of Exceptional Conditions vulnerability in Berkeley Packet Filter (BPF) processing of Juniper Networks Junos OS allows an attacker, in rare cases, sending specific, unknown traffic patterns to cause the FPC and system…

EPSS: 0.004 (35.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-52948?
CVE-2025-52948 is a medium-severity vulnerability in Juniper Junos, classified under Improper Handling of Exceptional Conditions. CVSS score: 5.9/10. Published 2025-07-11.
How severe is CVE-2025-52948?
Medium severity. CVSS v3 base score is 5.9 out of 10.