A CWE-129: Improper Validation of Array Index vulnerability exists that could cause local denial-of-service, and potentially kernel executi…

published 2023-06-14 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-34048

cvss: 7.0; 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 5%
public exploits: 0; none known

A CWE-129: Improper Validation of Array Index vulnerability exists that could cause local denial-of-service, and potentially kernel execution when a malicious actor with local user access crafts a script/program using an unpredictable index to an IOCTL call in the Foxboro.sys driver.

Exploit prediction

0.16% chance of exploitation in the next 30 days, higher than 5% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	7.0	CVSS:3.1/AV:L/AC:H/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-129 Improper Validation of Array Index

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-2023-2570
NVD CVE-2023-2570

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.

Summary