schneider-electric modicon m340 firmware

Name: schneider-electric modicon m340 firmware
Brand: schneider-electric

productUS

cpe:2.3:o:schneider-electric:modicon_m340_firmware:*:*:*:*:*:*:*:*

A product tracked in the threat graph; the vulnerabilities below are known to affect it.

KEV-listed

by severity

5critical24high10medium0low

updated 2026-10-27

vulnerabilities (39)

Related CVEs.

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ID	severity	EPSS	exploitable	patched	published	affected
CVE-2018-7842US	critical9.8	35.0% (98th)	Exploit	no fix	2019-05-22	—
CVE-2018-7846US	critical9.8	29.6% (98th)	Exploit	no fix	2019-05-22	—
CVE-2018-7852US	high7.5	3.61% (89th)	Exploit	no fix	2019-05-22	—
CVE-2018-7849US	high7.5	3.29% (88th)	Exploit	no fix	2019-05-22	—
CVE-2018-7848US	high7.5	3.28% (88th)	Exploit	3.10	2019-05-22	< 3.10
CVE-2018-7845US	high7.5	3.28% (88th)	Exploit	no fix	2019-05-22	—
CVE-2018-7843US	high7.5	3.16% (88th)	Exploit	no fix	2019-05-22	—
CVE-2018-7844US	high7.5	2.85% (87th)	Exploit	no fix	2019-05-22	—
CVE-2018-7854US	high7.5	2.30% (83rd)	Exploit	3.10	2019-05-22	< 3.10
CVE-2019-6851US	high7.5	29.1% (98th)	—	no fix	2019-10-29	—
CVE-2019-6841US	medium4.9	23.7% (98th)	—	no fix	2019-10-29	—
CVE-2019-6808US	critical9.8OT elevated	8.16% (95th)	—	3.10	2019-05-22	< 3.10
CVE-2018-7847US	critical9.8	3.81% (90th)	—	no fix	2019-05-22	—
CVE-2018-7855US	high7.5	2.65% (86th)	—	3.10	2019-05-22	< 3.10
CVE-2019-6806US	high7.5	2.30% (83rd)	—	3.10	2019-05-22	< 3.10
CVE-2019-6807US	high7.5	2.24% (83rd)	—	3.10	2019-05-22	< 3.10
CVE-2019-6813US	high7.5	2.08% (81st)	—	no fix	2019-09-17	—
CVE-2019-6821US	medium6.5OT elevated	1.93% (80th)	—	no fix	2019-05-22	—
CVE-2018-7853US	high7.5	1.82% (79th)	—	3.10	2019-05-22	< 3.10
CVE-2019-6809US	high7.5	1.76% (78th)	—	3.10	2019-09-17	< 3.10
CVE-2019-6857US	high7.5	1.63% (76th)	—	3.01	2020-01-06	< 3.01
CVE-2019-6856US	high7.5	1.63% (76th)	—	3.01	2020-01-06	< 3.01
CVE-2019-6829US	high7.5	1.61% (76th)	—	3.10	2019-09-17	< 3.10
CVE-2018-7857US	high7.5	1.58% (75th)	—	3.01	2019-05-22	< 3.01
CVE-2018-7856US	high7.5	1.58% (75th)	—	3.10	2019-05-22	< 3.10
CVE-2020-7475US	critical9.8	1.58% (75th)	—	3.20	2020-03-23	< 3.20
CVE-2019-6828US	high7.5	1.53% (75th)	—	3.10	2019-09-17	< 3.10
CVE-2018-7850US	medium5.3	1.51% (74th)	—	no fix	2019-05-22	—
CVE-2018-7794US	high7.5	1.40% (72nd)	—	3.01	2020-01-06	< 3.01
CVE-2019-6819US	high7.5	1.13% (66th)	—	3.01	2019-05-22	< 3.01
CVE-2019-6845US	high7.5OT elevated	1.06% (64th)	—	no fix	2019-10-29	—
CVE-2019-6846US	medium6.5OT elevated	0.98% (62nd)	—	no fix	2019-10-29	—
CVE-2019-6847US	medium4.9	0.96% (61st)	—	no fix	2019-10-29	—
CVE-2019-6844US	medium4.9	0.96% (61st)	—	no fix	2019-10-29	—
CVE-2019-6843US	medium4.9	0.96% (61st)	—	no fix	2019-10-29	—
CVE-2019-6842US	medium4.9	0.96% (61st)	—	no fix	2019-10-29	—
CVE-2023-25619US	high7.5	0.62% (49th)	—	3.51	2023-04-19	< 3.51
CVE-2023-25620US	medium6.5	0.59% (48th)	—	3.51	2023-04-19	< 3.51
CVE-2024-5056US	medium6.5	0.35% (29th)	—	no fix	2024-06-12	—

weaknesses (8)

The flaw types (CWEs) most of these CVEs share.

CWE-248Uncaught Exception17 CVEs
CWE-754Improper Check for Unusual or Exceptional Conditions12 CVEs
CWE-755Improper Handling of Exceptional Conditions11 CVEs
CWE-200Exposure of Sensitive Information to an Unauthorized Actor4 CVEs
CWE-125Out-of-bounds Read2 CVEs
CWE-284Improper Access Control2 CVEs
CWE-319Cleartext Transmission of Sensitive Information2 CVEs
CWE-287Improper Authentication1 CVEs

sources (1)

Which sources assert this record, and when.

USNVD / CVE39 CVEs

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