What is CVE-2018-18994?

CVE-2018-18994 is a high-severity vulnerability in Laquisscada Laquis Scada, classified under Out-of-bounds Read. CVSS score: 7.1/10. Published 2019-03-27.

How severe is CVE-2018-18994?

High severity. CVSS v3 base score is 7.1 out of 10.

Out-of-bounds Read in Laquisscada Laquis Scada

CVE-2018-18994

LCDS Laquis SCADA prior to version 4.1.0.4150 allows an out of bounds read when opening a specially crafted project file, which may cause a system crash or allow data exfiltration.

Vulnerability class: Buffer Overflow

Published 2019-03-27 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H.

EPSS exploit prediction

EPSS: 0.011 (63.1th percentile), scored 2026-10-02.

Low probability of exploitation in the next 30 days, but still tracked. 63rd percentile — 63.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000

Affected products

Laquisscada Laquis Scada
Lcds Laquis Scada — versions All versions prior to version 4.1.0.4150

Weakness classification (CWE)

CWE-125 — Out-of-bounds Read

References

ics-cert.us-cert.gov/advisories/ICSA-19-015-01 (US Government Resource, Third Party Advisory)

Frequently asked questions

What is CVE-2018-18994?: CVE-2018-18994 is a high-severity vulnerability in Laquisscada Laquis Scada, classified under Out-of-bounds Read. CVSS score: 7.1/10. Published 2019-03-27.
How severe is CVE-2018-18994?: High severity. CVSS v3 base score is 7.1 out of 10.