Vulnerability · Published Oct 22, 2025 · Assigned by CERTVDE

CVE-2025-41719Sauter: Improper Validation of user-controlled data

High 8.8

In plain English

A high-severity security flaw in EY-modulo 5 ecos 5 ecos504/505 from Sauter. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 46% of all known vulnerabilities).

Severity (CVSS 3.1)8.8High
Exploit odds (30 days)0.5%top 53.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

A low privileged remote attacker can corrupt the webserver users storage on the device by setting a sequence of unsupported characters which leads to deletion of all previously configured users and the creation of the default Administrator with a known default password.

Affected products (as reported)

VendorProductVersions
Sauter modulo 6 devices modu680-AS 0.0.0 – before Firmware v3.2.0
Sauter modulo 6 devices modu660-AS 0.0.0 – before Firmware v3.2.0
Sauter modulo 6 devices modu612-LC 0.0.0 – before Firmware v3.2.0
Sauter EY-modulo 5 modu 5 modu524 0.0 – before Firmware v6.0
Sauter EY-modulo 5 modu 5 modu525 0.0 – before Firmware v6.0
Sauter EY-modulo 5 ecos 5 ecos504/505 0.0 – before Firmware v6.0

Weakness: CWE-1286 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References