What is CVE-2025-32398?

CVE-2025-32398 is a high-severity vulnerability in Rt-Labs P-Net, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2025-05-07.

How severe is CVE-2025-32398?

High severity. CVSS v3 base score is 7.5 out of 10.

NULL pointer dereference in Rt-Labs P-Net

CVE-2025-32398

A NULL Pointer Dereference in RT-Labs P-Net version 1.0.1 or earlier allows an attacker to induce a crash in IO devices that use the library by sending a malicious RPC packet.

Published 2025-05-07 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.004 (30.8th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 31st percentile — 30.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Rt-Labs P-Net — versions 0

Weakness classification (CWE)

CWE-476 — NULL Pointer Dereference

References

www.nozominetworks.com/labs/vulnerability-advisories-cve-2025-32398 (Third Party Advisory)

Frequently asked questions

What is CVE-2025-32398?: CVE-2025-32398 is a high-severity vulnerability in Rt-Labs P-Net, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2025-05-07.
How severe is CVE-2025-32398?: High severity. CVSS v3 base score is 7.5 out of 10.