Description

CWE-20: Improper Input Validation vulnerability exists that could cause Denial of Service when an
authenticated malicious user sends HTTPS request containing invalid data type to the webserver.

Classification

CVE ID: CVE-2025-3898

CVSS Base Severity: HIGH

CVSS Base Score: 7.1

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Affected Products

Vendor: Schneider Electric

Product: Modicon Controllers M241/M251, Modicon Controllers M262

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.05% (probability of being exploited)

EPSS Percentile: 15.14% (scored less or equal to compared to others)

EPSS Date: 2025-06-17 (when was this score calculated)

Stakeholder-Specific Vulnerability Categorization (SSVC)

SSVC Exploitation: none

SSVC Technical Impact: partial

SSVC Automatable: false

References

https://nvd.nist.gov/vuln/detail/CVE-2025-3898
https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2025-161-02&p_enDocType=Security+and+Safety+Notice&p_File_Name=SEVD-2025-161-02.pdf

Timeline