How severe is CVE-2023-25620?

CVE-2023-25620 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2023-25620 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-25620?

CVE-2023-25620 primarily affects Schneider-electric Modicon M580 Firmware. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-25620?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2023-25620 published?

CVE-2023-25620 was published on 2023-04-19 and last updated on 2026-06-17.

CVE-2023-25620

CVE-2023-25620 is a medium-severity vulnerability in Schneider-electric Modicon M580 Firmware with a CVSS 3.x base score of 6.5. 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-754.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 1% (44th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-754
Affected product: Schneider-electric Modicon M580 Firmware
Published: 2023-04-19
Last modified: 2026-06-17

Description

A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists that could cause denial of service of the controller when a malicious project file is loaded onto the controller by an authenticated user.

Frequently asked questions

What is CVE-2023-25620?: A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists that could cause denial of service of the controller when a malicious project file is loaded onto the controller by an authenticated user.
How severe is CVE-2023-25620?: CVE-2023-25620 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2023-25620 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-25620?: CVE-2023-25620 primarily affects Schneider-electric Modicon M580 Firmware. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-25620?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-25620 published?: CVE-2023-25620 was published on 2023-04-19 and last updated on 2026-06-17.

References

https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2023-101-05&p_enDocType=Security+and+Safety+Notice&p_File_Name=SEVD-2023-101-05.pdf

Affected products (8)

cpe:2.3:o:schneider-electric:modicon_m580_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:modicon_m340_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:modicon_momentum_unity_m1e_processor_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:modicon_mc80_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:140cpu65_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:tsxp57_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:bmep58s_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:bmeh58s_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Schneider-electric Modicon M580 Firmware

CVE-2020-7475 — Critical (CVSS 9.8): A CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection'),…
CVE-2019-6808 — Critical (CVSS 9.8): A CWE-284: Improper Access Control vulnerability exists in all versions of the Modicon M580, Modicon M340, Modicon…
CVE-2018-7847 — Critical (CVSS 9.8): A CWE-284: Improper Access Control vulnerability exists in all versions of the Modicon M580, Modicon M340, Modicon…
CVE-2018-7846 — Critical (CVSS 9.8): A CWE-501: Trust Boundary Violation vulnerability on connection to the Controller exists in all versions of the Modicon…
CVE-2018-7842 — Critical (CVSS 9.8): A CWE-290: Authentication Bypass by Spoofing vulnerability exists in all versions of the Modicon M580, Modicon M340,…
CVE-2019-6848 — High (CVSS 8.6): A CWE-755: Improper Handling of Exceptional Conditions vulnerability exists in Modicon M580 CPU (BMEx58*) and Modicon…

All CVEs affecting Schneider-electric Modicon M580 Firmware →

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