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VulnerabilityPublished

CVE-2025-41719: Sauter modulo 6 devices modu680-AS · Improper Validation of Syntactic Correctness of Input

Affects Sauter modulo 6 devices modu680-ASSource CVE Database V5

0

Not known to be exploited · CVSS 8.8 High.

Data as of 26 Oct 2026, 14:05 UTC

CVSS 3.1 base score
8.8High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.5% chance of exploitation in 30 days – higher than 45% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 22 Oct 2025

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

Affected software

ProductAffectedFixed in
Sauter modulo 6 devices modu680-ASAffected
  • =0.0.0
Fixed in–

AI-suggested

  1. Immediate mitigation should focus on network-level protections: isolate Sauter modulo 6 devices within dedicated network segments with strict firewall rules limiting access to trusted management hosts only.
  2. Implement VPN or other secure remote access solutions with multi-factor authentication to reduce exposure of device web interfaces to the internet or untrusted networks.
  3. Monitor device logs and network traffic for unusual patterns indicative of exploitation attempts, such as repeated unsupported character sequences or sudden user account resets.
  4. Engage with the vendor (Sauter) to obtain firmware updates or patches as soon as they are released; prioritize testing and deployment of these updates in production environments.
  5. Change default credentials on all devices immediately and enforce strong password policies for all user accounts to reduce risk if the default Administrator account is recreated.
  6. Conduct regular security audits and vulnerability assessments focusing on building automation and industrial control systems to identify and remediate similar weaknesses.
  7. Develop incident response plans specific to industrial control system compromises to enable rapid containment and recovery if exploitation occurs.

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.

References

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