A CWE-494: Download of Code Without Integrity Check vulnerability exists that could allow a privileged user to install an untrusted firmwar…

published 2023-12-14 2 y ago modified 2026-06-17 4 mo ago also EUVD-2023-57923

cvss: 6.5; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.3%; EPSS 0.3% chance of exploitation in 30 days, percentile 20%
public exploits: 0; none known

A CWE-494: Download of Code Without Integrity Check vulnerability exists that could allow a privileged user to install an untrusted firmware.

Patch / fix

fixed in 8

schneider-electric qr450_firmware 2.7.0
schneider-electric qr150_firmware 2.7.0
schneider-electric qb450_firmware 2.7.0
schneider-electric qb150_firmware 2.7.0
schneider-electric qp450_firmware 2.7.0
schneider-electric qp150_firmware 2.7.0
schneider-electric qh450_firmware 2.7.0
schneider-electric qh150_firmware 2.7.0

Exploit prediction

0.28% chance of exploitation in the next 30 days, higher than 20% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	6.5	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H
NVD	3.1	4.9	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N

Affected products

Schneider Electric Trio Q-Series Ethernet Data Radio
Schneider Electric Trio E-Series Ethernet Data Radio
Schneider Electric Trio J-Series Ethernet Data Radio

Classification

Weakness

CWE-494 Download of Code Without Integrity Check

References

download.schneider-electric.com /files?p_Doc_Ref=SEVD-2023-346-01&p_enDocType=Security+and+Safety+Notice&p_File_Name=SEVD-2023-346-01.pdf
vendor-advisory

Sources

CVE List CVE-2023-5630
NVD CVE-2023-5630

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