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Fencer Vulns
high 7.8

CVE-2020-7496 json

A CWE-88: Argument Injection or Modification vulnerability exists in EcoStruxure Operator Terminal Expert 3.1 Service Pack 1 and prior (for…

published 2020-06-16 6 y ago modified 2026-06-17 4 mo ago also EUVD-2020-28621

cvss
7.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.9%
EPSS 0.9% chance of exploitation in 30 days, percentile 59%
public exploits
0
none known

Summary

A CWE-88: Argument Injection or Modification vulnerability exists in EcoStruxure Operator Terminal Expert 3.1 Service Pack 1 and prior (formerly known as Vijeo XD)which could cause unauthorized write access when opening the project file.

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-20-142-02 updated cvss 3.3

Schneider Electric EcoStruxure Operator Terminal Expert

  • Schneider Electric Software, LLC EcoStruxure Operator Terminal Expert 3.1 3.1 SP1
    affected: mitigation “Schneider Electric recommends users update to EcoStruxure Operator Terminal Expert Version 3.1 Service Pack 1A. Schneider Electric offers two methods to get the update” se.com

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

Exploit prediction

0.88% chance of exploitation in the next 30 days, higher than 59% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD 2.0 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P

Affected products

  • n/a EcoStruxure Operator Terminal Expert 3.1 Service Pack 1 and prior (formerly known as Vijeo XD)

Classification

Weakness
  • CWE-88 Improper Neutralization of Argument Delimiters in a Command

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.