No exploitation reported

CVE-2020-7552

No exploitation reported by the sources we read.

Published2020-11-19
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

A CWE-787: Out-of-bounds Write vulnerability exists in IGSS Definition (Def.exe) version 14.0.0.20247, that could cause Remote Code Execution when malicious CGF (Configuration Group File) file is imported to IGSS Definition.

Timeline

dates in UTC

2020-11-1922:15CVE 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-2020-7552?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2020-7552?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Schneider-electric interactive graphical scada system

Branch	Affected	Fixed in	Source
14.0	≤ 14.0.0.20247	no fix published	NVD

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-20-324-04 CISA1 known affected
Schneider Electric Interactive Graphical SCADA System (IGSS)
IGSS Definition (Def.exe): Version 14.0.0.20247 and prior

Full record on NVD

Fix

Mitigation from the vendor CISA ICSA-20-324-04 · 1 productSchneider Electric has provided a new version of the IGSS Definition module to address these vulnerabilities. Users are recommended to update to IGSS Version 14.0.0.20248
Mitigation from the vendor CISA ICSA-20-324-04 · 1 productAvoid importing CGF files from untrusted sources
Mitigation from the vendor CISA ICSA-20-324-04 · 1 productUsers should also consider upgrading to the latest product offering IGSS v15 to resolve this issue.
Mitigation from the vendor CISA ICSA-20-324-04 · 1 productFor more information, see Schneider Electric security notification SEVD-2020-315-03

Advisories and patches

www.se.comVendor Advisory

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

NVDCVSS 3.17.8read 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 score1.7 %2026-10-22

Technical details

CVSS v3 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Published: 2020-11-19
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2020-7552?

Is CVE-2020-7552 actively exploited?

Active exploitation of CVE-2020-7552 has not been confirmed. Its EPSS score was 1.7% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2020-7552?

CVE-2020-7552 has a CVSS v3 base score of 7.8 (HIGH severity), with vector string CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

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