A CWE-787: Out-of-Bounds Write vulnerability exists that could cause local denial-of-service, elevation of privilege, and potentially kerne…

published 2023-06-14 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-34047

cvss: 7.8; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.2%; EPSS 0.2% chance of exploitation in 30 days, percentile 8%
public exploits: 0; none known

A CWE-787: Out-of-Bounds Write vulnerability exists that could cause local denial-of-service, elevation of privilege, and potentially kernel execution when a malicious actor with local user access crafts a script/program using an IOCTL call in the Foxboro.sys driver.

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: total
Assessed: 22 mo ago (2025-01-02)

Exploit prediction

0.19% chance of exploitation in the next 30 days, higher than 8% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	7.8	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD	3.1	7.8	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

Schneider Electric EcoStruxure Foxboro DCS Control Core Services

Classification

Weakness

CWE-787 Out-of-bounds Write

References

download.schneider-electric.com /files?p_Doc_Ref=SEVD-2023-164-04&p_enDocType=Security+and+Safety+Notice&p_File_Name=SEVD-2023-164-04.pdf
vendor-advisory

Sources

CVE List CVE-2023-2569
NVD CVE-2023-2569

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Summary