Vulnerability · Published Jun 10, 2025 · Assigned by schneider
CVE-2025-3898
Medium 6.5
In plain English
A medium-severity improper input validation in Modicon Controllers M241/M251 from Schneider Electric. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.6% (higher than 46% of all known vulnerabilities).
Severity (CVSS 3.1)6.5Medium
Exploit odds (30 days)0.6%top 53.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official 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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Schneider Electric | Modicon Controllers M241/M251 | Versions prior to 5.3.12.51 |
| Schneider Electric | Modicon Controllers M262 | Versions prior to 5.3.9.18 |
Weakness: CWE-20 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H