How severe is CVE-2018-7815?

CVE-2018-7815 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-2018-7815 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-7815?

CVE-2018-7815 affects Schneider-electric Guicon. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-7815?

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-2018-7815 published?

CVE-2018-7815 was published on 2019-02-06 and last updated on 2026-06-17.

CVE-2018-7815

CVE-2018-7815 is a high-severity vulnerability in Schneider-electric Guicon 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-704.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 6.8
EPSS exploit prediction: 1% (63rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-704
Affected product: Schneider-electric Guicon
Published: 2019-02-06
Last modified: 2026-06-17

Description

A Type Confusion (CWE-843) vulnerability exists in Eurotherm by Schneider Electric GUIcon V2.0 (Gold Build 683.0) on c3core.dll which could cause remote code to be executed when parsing a GD1 file

Frequently asked questions

What is CVE-2018-7815?: A Type Confusion (CWE-843) vulnerability exists in Eurotherm by Schneider Electric GUIcon V2.0 (Gold Build 683.0) on c3core.dll which could cause remote code to be executed when parsing a GD1 file
How severe is CVE-2018-7815?: CVE-2018-7815 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-2018-7815 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-7815?: CVE-2018-7815 affects Schneider-electric Guicon. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-7815?: 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-2018-7815 published?: CVE-2018-7815 was published on 2019-02-06 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:schneider-electric:guicon:2.0:*:*:*:*:*:*:*

More vulnerabilities in Schneider-electric Guicon

CVE-2021-22808 — High (CVSS 7.8): A CWE-416: Use After Free vulnerability exists that could cause arbitrary code execution when a malicious *.gd1…
CVE-2021-22807 — High (CVSS 7.8): A CWE-787: Out-of-bounds Write vulnerability exists that could cause arbitrary code execution when a malicious *.gd1…
CVE-2018-7814 — High (CVSS 7.8): A Stack-based Buffer Overflow (CWE-121) vulnerability exists in Eurotherm by Schneider Electric GUIcon V2.0 (Gold Build…
CVE-2018-7813 — High (CVSS 7.8): A Type Confusion (CWE-843) vulnerability exists in Eurotherm by Schneider Electric GUIcon V2.0 (Gold Build 683.0) on…
CVE-2021-22809 — Medium (CVSS 5.5): A CWE-125:Out-of-Bounds Read vulnerability exists that could cause unintended data disclosure when a malicious *.gd1…

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