What is CVE-2018-17897?

CVE-2018-17897 is a critical-severity vulnerability in Lcds Laquis Scada, classified under Integer Overflow or Wraparound. CVSS score: 9.8/10. Published 2018-10-17.

How severe is CVE-2018-17897?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Integer overflow in Lcds Laquis Scada

CVE-2018-17897

LAquis SCADA Versions 4.1.0.3870 and prior has several integer overflow to buffer overflow vulnerabilities, which may allow remote code execution.

Vulnerability class: Integer Overflow

Published 2018-10-17 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.060 (93.0th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 93rd percentile — 93.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.060 · newest: 0.060 · change: 0.000

Affected products

Lcds Laquis Scada

Weakness classification (CWE)

CWE-190 — Integer Overflow or Wraparound

References

laquisscada.com/instale1.php (Product, Vendor Advisory)
www.securityfocus.com/bid/105719 (VDB Entry, Third Party Advisory, vdb-entry)
ics-cert.us-cert.gov/advisories/ICSA-18-289-01 (US Government Resource, Third Party Advisory)

Frequently asked questions

What is CVE-2018-17897?: CVE-2018-17897 is a critical-severity vulnerability in Lcds Laquis Scada, classified under Integer Overflow or Wraparound. CVSS score: 9.8/10. Published 2018-10-17.
How severe is CVE-2018-17897?: Critical severity. CVSS v3 base score is 9.8 out of 10.