What is CVE-2017-9312?

CVE-2017-9312 is a high-severity vulnerability in Rockwellautomation Allen-Bradley L30erms, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2018-06-25.

How severe is CVE-2017-9312?

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

Improper input validation in Rockwellautomation Allen-Bradley L30erms

CVE-2017-9312

Improperly implemented option-field processing in the TCP/IP stack on Allen-Bradley L30ERMS safety devices v30 and earlier causes a denial of service. When a crafted TCP packet is received, the device reboots immediately.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

Published 2018-06-25 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.044 (91.0th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 91st percentile — 91.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.044 · newest: 0.044 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

ics-cert.us-cert.gov/advisories/ICSA-18-172-02 (US Government Resource, Third Party Advisory)
www.securityfocus.com/bid/104528 (VDB Entry, Third Party Advisory, vdb-entry)

Frequently asked questions

What is CVE-2017-9312?: CVE-2017-9312 is a high-severity vulnerability in Rockwellautomation Allen-Bradley L30erms, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2018-06-25.
How severe is CVE-2017-9312?: High severity. CVSS v3 base score is 7.5 out of 10.