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No exploitation reported

CVE-2019-6536

No exploitation reported by the sources we read.

  • Published2019-03-27
  • WeaknessCWE-787

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

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.

Timeline

dates in UTC
  1. 2019-03-2716:29CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 18:48 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2019-6536?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2019-6536?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD
Lcds laquis scada
BranchAffectedFixed in
4.1= 4.1.0.4150no fix published

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Vendor advisories

  • ICSA-19-073-01 CISA1 known affected

    LCDS - Leão Consultoria e Desenvolvimento de Sistemas Ltda ME LAquis SCADA ELS Files

    SCADA: 4.1.0.4150

Full record on NVD

Fix

  1. Mitigation from the vendor CISA ICSA-19-073-01 · 1 productLCDS recommends users update to Version 4.3.1.71, which can be found at the following location:

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof-of-concept repositories
none listed
PoC-in-GitHub

Sources

  • NVDCVSS 3.07.8read 2026-10-23
  • NVDCVSS 2.06.8read 2026-10-23
  • CNAweakness (CWE)CWE-787read 2026-10-23
  • NVDweakness (CWE)CWE-787read 2026-10-23
  • FIRST EPSSEPSS score1.2 %2026-10-22

Technical details

CVSS v3 Vector
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Published
2019-03-27
Last Modified
2026-06-17
NVD status
Modified

Frequently asked questions

What is CVE-2019-6536?

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.

Is CVE-2019-6536 actively exploited?

Active exploitation of CVE-2019-6536 has not been confirmed. Its EPSS score was 1.2% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2019-6536?

CVE-2019-6536 has a CVSS v3 base score of 7.8 (HIGH severity), with vector string CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

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