How severe is CVE-2020-7494?

CVE-2020-7494 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-7494 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-7494?

CVE-2020-7494 primarily affects Schneider-electric Ecostruxure Operator Terminal Expert. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2020-7494?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2020-7494 published?

CVE-2020-7494 was published on 2020-06-16 and last updated on 2026-06-17.

CVE-2020-7494

CVE-2020-7494 is a high-severity vulnerability in Schneider-electric Ecostruxure Operator Terminal Expert with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-22.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 6.8
EPSS exploit prediction: 1% (68th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-22
Affected product: Schneider-electric Ecostruxure Operator Terminal Expert
Published: 2020-06-16
Last modified: 2026-06-17

Description

A CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability exists in EcoStruxure Operator Terminal Expert 3.1 Service Pack 1 and prior (formerly known as Vijeo XD) which could cause malicious code execution when opening the project file.

Frequently asked questions

What is CVE-2020-7494?: A CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability exists in EcoStruxure Operator Terminal Expert 3.1 Service Pack 1 and prior (formerly known as Vijeo XD) which could cause malicious code execution when opening the project file.
How severe is CVE-2020-7494?: CVE-2020-7494 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-7494 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-7494?: CVE-2020-7494 primarily affects Schneider-electric Ecostruxure Operator Terminal Expert. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2020-7494?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2020-7494 published?: CVE-2020-7494 was published on 2020-06-16 and last updated on 2026-06-17.

References

https://www.se.com/ww/en/download/document/SEVD-2020-133-04

Affected products (3)

cpe:2.3:a:schneider-electric:ecostruxure_operator_terminal_expert:*:*:*:*:*:*:*:*
cpe:2.3:a:schneider-electric:ecostruxure_operator_terminal_expert:3.1:-:*:*:*:*:*:*
cpe:2.3:a:schneider-electric:ecostruxure_operator_terminal_expert:3.1:sp1:*:*:*:*:*:*

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