How severe is CVE-2023-1049?

CVE-2023-1049 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-2023-1049 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-1049?

CVE-2023-1049 primarily affects Schneider-electric Ecostruxure Operator Terminal Expert. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-1049?

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-2023-1049 published?

CVE-2023-1049 was published on 2023-06-14 and last updated on 2026-06-17.

CVE-2023-1049

CVE-2023-1049 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-94.

Key facts

Severity: High (CVSS 3.x base score 7.8)
EPSS exploit prediction: 1% (44th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-94
Affected product: Schneider-electric Ecostruxure Operator Terminal Expert
Published: 2023-06-14
Last modified: 2026-06-17

Description

A CWE-94: Improper Control of Generation of Code ('Code Injection') vulnerability exists that could cause execution of malicious code when an unsuspicious user loads a project file from the local filesystem into the HMI.

Frequently asked questions

What is CVE-2023-1049?: A CWE-94: Improper Control of Generation of Code ('Code Injection') vulnerability exists that could cause execution of malicious code when an unsuspicious user loads a project file from the local filesystem into the HMI.
How severe is CVE-2023-1049?: CVE-2023-1049 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-2023-1049 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-1049?: CVE-2023-1049 primarily affects Schneider-electric Ecostruxure Operator Terminal Expert. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-1049?: 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-2023-1049 published?: CVE-2023-1049 was published on 2023-06-14 and last updated on 2026-06-17.

References

https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2023-164-01&p_enDocType=Security+and+Safety+Notice&p_File_Name=SEVD-2023-164-01.pdf

Affected products (6)

cpe:2.3:a:schneider-electric:ecostruxure_operator_terminal_expert:*:*:*:*:*:*:*:*
cpe:2.3:a:schneider-electric:ecostruxure_operator_terminal_expert:3.3:-:*:*:*:*:*:*
cpe:2.3:a:schneider-electric:ecostruxure_operator_terminal_expert:3.3:sp1:*:*:*:*:*:*
cpe:2.3:a:schneider-electric:pro-face_blue:*:*:*:*:*:*:*:*
cpe:2.3:a:schneider-electric:pro-face_blue:3.3:-:*:*:*:*:*:*
cpe:2.3:a:schneider-electric:pro-face_blue:3.3:sp1:*:*:*:*:*:*

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