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Vulnerability record · CVE-2019-6536 · published 27 March 2019

CVE-2019-6536: Lcds laquis scada out-of-bounds write vulnerability

Lcds · Laquis Scada

Opening a specially crafted LCDS LAquis SCADA before 4.3.1.71 ELS file may result in a write past the end of an allocated buffer, which may allow an attacker to execute remote code in the context of the current process.

7.8 CVSS 3.0 High EPSS 1.2% · top 32.2% CWE-787 · Out-of-bounds write
7.8CVSS 3.0 base score, v2 6.8
1.2%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

Opening a specially crafted LCDS LAquis SCADA before 4.3.1.71 ELS file may result in a write past the end of an allocated buffer, which may allow an attacker to execute remote code in the context of the current process.

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://ics-cert.us-cert.gov/advisories/ICSA-19-073-01 Third Party AdvisoryUS Government Resource
https://www.zerodayinitiative.com/advisories/ZDI-19-307/
https://ics-cert.us-cert.gov/advisories/ICSA-19-073-01 Third Party AdvisoryUS Government Resource
https://www.zerodayinitiative.com/advisories/ZDI-19-307/

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2018-18998Lcds laquis scada hard-coded credentials vulnerabilityLCDS Laquis SCADA prior to version 4.1.0.4150 uses hard coded credentials, which may allow an attacker unauthorized access to the system with high pr…EPSS 2.4%9.8CVE-2018-18996Lcds laquis scada injection vulnerabilityLCDS Laquis SCADA prior to version 4.1.0.4150 allows taking in user input without proper authorization or sanitation, which may allow an attacker to …EPSS 2.5%9.8CVE-2018-17895Lcds laquis scada out-of-bounds read vulnerabilityLAquis SCADA Versions 4.1.0.3870 and prior has several out-of-bounds read vulnerabilities, which may allow remote code execution.EPSS 4.8%9.8CVE-2018-17897Lcds laquis scada integer overflow vulnerabilityLAquis SCADA Versions 4.1.0.3870 and prior has several integer overflow to buffer overflow vulnerabilities, which may allow remote code execution.EPSS 6.0%9.8CVE-2018-17893Lcds laquis scada null pointer dereference vulnerabilityLAquis SCADA Versions 4.1.0.3870 and prior has an untrusted pointer dereference vulnerability, which may allow remote code execution.EPSS 6.4%8.8CVE-2018-18992Lcds laquis scada injection vulnerabilityLCDS Laquis SCADA prior to version 4.1.0.4150 allows taking in user input without proper sanitation, which may allow an attacker to execute remote co…EPSS 2.0%8.8CVE-2018-18988Lcds laquis scada out-of-bounds read vulnerabilityLCDS Laquis SCADA prior to version 4.1.0.4150 allows execution of script code by opening a specially crafted report format file. This may allow remot…EPSS 2.6%8.8CVE-2018-17899Lcds laquis scada path traversal vulnerabilityLAquis SCADA Versions 4.1.0.3870 and prior has a path traversal vulnerability, which may allow remote code execution.EPSS 8.1%

Source: NIST National Vulnerability Database (record CVE-2019-6536), CISA KEV, FIRST EPSS (scores of 2026-10-17). This page is refreshed as NVD updates the record.