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Vulnerability record · CVE-2020-16199 · published 4 August 2020

CVE-2020-16199: Deltaww cncsoft screeneditor stack-based buffer overflow vulnerability

Deltaww · Cncsoft Screeneditor

Delta Industrial Automation CNCSoft ScreenEditor, Versions 1.01.23 and prior. Multiple stack-based buffer overflow vulnerabilities may be exploited by processing specially crafted project files, which may allow an attacker to read/modify information, execute arbitrary code, and/or crash the application.

7.8 CVSS 3.1 High EPSS 9.5% · top 4.7% CWE-121 · Stack-based buffer overflowCWE-787 · Out-of-bounds write
7.8CVSS 3.1 base score, v2 6.8
9.5%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
8References
17 Jun 2026Last modified by NVD

Description

Delta Industrial Automation CNCSoft ScreenEditor, Versions 1.01.23 and prior. Multiple stack-based buffer overflow vulnerabilities may be exploited by processing specially crafted project files, which may allow an attacker to read/modify information, execute arbitrary code, and/or crash the application.

CVSS:3.1/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://us-cert.cisa.gov/ics/advisories/icsa-20-217-01 Third Party AdvisoryUS Government Resource
https://www.zerodayinitiative.com/advisories/ZDI-20-939/ Third Party AdvisoryVDB Entry
https://www.zerodayinitiative.com/advisories/ZDI-20-940/ Third Party AdvisoryVDB Entry
https://www.zerodayinitiative.com/advisories/ZDI-20-943/ Third Party AdvisoryVDB Entry
https://us-cert.cisa.gov/ics/advisories/icsa-20-217-01 Third Party AdvisoryUS Government Resource
https://www.zerodayinitiative.com/advisories/ZDI-20-939/ Third Party AdvisoryVDB Entry
https://www.zerodayinitiative.com/advisories/ZDI-20-940/ Third Party AdvisoryVDB Entry
https://www.zerodayinitiative.com/advisories/ZDI-20-943/ Third Party AdvisoryVDB Entry

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Related vulnerabilities

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

9.8CVE-2021-22668Deltaww cncsoft screeneditor out-of-bounds read vulnerabilityDelta Industrial Automation CNCSoft ScreenEditor Versions 1.01.28 (with ScreenEditor Version 1.01.2) and prior are vulnerable to an out-of-bounds rea…EPSS 1.8%7.8CVE-2021-22672Deltaww cncsoft screeneditor out-of-bounds write vulnerabilityDelta Electronics' CNCSoft ScreenEditor in versions prior to v1.01.30 could allow the corruption of data, a denial-of-service condition, or code exec…EPSS 9.0%7.8CVE-2020-27281Deltaww cncsoft screeneditor stack-based buffer overflow vulnerabilityA stack-based buffer overflow may exist in Delta Electronics CNCSoft ScreenEditor versions 1.01.26 and prior when processing specially crafted projec…EPSS 2.0%7.8CVE-2020-16203Deltaww cncsoft screeneditor vulnerabilityDelta Industrial Automation CNCSoft ScreenEditor, Versions 1.01.23 and prior. An uninitialized pointer may be exploited by processing a specially cra…EPSS 1.9%7.8CVE-2020-7002Deltaww cncsoft screeneditor stack-based buffer overflow vulnerabilityDelta Industrial Automation CNCSoft ScreenEditor, v1.00.96 and prior. Multiple stack-based buffer overflows can be exploited when a valid user opens …EPSS 1.1%7.8CVE-2019-10947Deltaww cncsoft screeneditor stack-based buffer overflow vulnerabilityDelta Industrial Automation CNCSoft, CNCSoft ScreenEditor Version 1.00.88 and prior. Multiple stack-based buffer overflow vulnerabilities may be expl…EPSS 3.7%7.8CVE-2019-10951Deltaww cncsoft screeneditor heap-based buffer overflow vulnerabilityDelta Industrial Automation CNCSoft, CNCSoft ScreenEditor Version 1.00.88 and prior. Multiple heap-based buffer overflow vulnerabilities may be explo…EPSS 2.9%5.5CVE-2021-44768Deltaww cncsoft screeneditor out-of-bounds read vulnerabilityDelta Electronics CNCSoft (Version 1.01.30) and prior) is vulnerable to an out-of-bounds read while processing a specific project file, which may all…EPSS 0.69%

Source: NIST National Vulnerability Database (record CVE-2020-16199), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.