Sauter: Directory Traversal in importFile SOAP Method
The importFile SOAP method is vulnerable to a directory traversal attack. An unauthenticated remote attacker bypass the path restriction and upload files to arbitrary locations.
- Published
- Oct 22, 2025
- Updated
- Jun 17, 2026
- EPSS
- 1.3% · 70th percentile
- CWE
- CWE-35
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Report tools
Action score
39
Monitor
Low priority for now.
- CVSS
- 39 / 40 · 9.8 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 0 / 30 · 1.3%
CISA SSVC decision
- Exploitation
- none
- Automatable
- yes
- Technical impact
- total
Vulnrichment: CISA's decision-tree inputs.
CNA vs NVD score
- NVD
- —
- CNA · CERTVDE
- 9.8
- NVD has not scored this yet; the score shown is the CNA’s.
The score given by the assigning authority versus NVD’s independent score. A gap means the severity is contested.
Noroxi analysis
No Noroxi analysis for this record yet
We don't hand-write analysis for the hundreds of thousands of vulnerabilities in the database; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.
We use this product, ask for helpAffected systems
—
Versions reported by the vendor
Affected version ranges reported by the assigning authority (CERTVDE). Independent of NVD's CPE analysis and usually ahead of it.
Sauter EY-modulo 5 ecos 5 ecos504/505
- 0.0 and later · before Firmware v6.0affected · semver
Sauter EY-modulo 5 modu 5 modu524
- 0.0 and later · before Firmware v6.0affected · semver
Sauter EY-modulo 5 modu 5 modu525
- 0.0 and later · before Firmware v6.0affected · semver
Sauter modulo 6 devices modu612-LC
- 0.0.0 and later · before Firmware v3.2.0affected · semver
Sauter modulo 6 devices modu660-AS
- 0.0.0 and later · before Firmware v3.2.0affected · semver
Sauter modulo 6 devices modu680-AS
- 0.0.0 and later · before Firmware v3.2.0affected · semver
Same product
sauter: all recordsOther highest-scoring records for the same primary product.
- CVE-2025-41719Sauter: Improper Validation of user-controlled data35Monitor
- CVE-2025-41724Sauter: Crash via Incomplete SOAP Request30Monitor
- CVE-2025-41722Sauter: Hard-coded Authentication Credentials30Monitor
- CVE-2025-41720Sauter: Arbitrary File Upload17Monitor
- CVE-2025-41721Sauter: Command Injection10Monitor
Remediation
Which version to upgrade to
Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.
| Product / package | Fixed version | Source |
|---|---|---|
| Sauter EY-modulo 5 ecos 5 ecos504/505 | Firmware v6.0 | Vendor (CNA) |
| Sauter EY-modulo 5 modu 5 modu524 | Firmware v6.0 | Vendor (CNA) |
| Sauter EY-modulo 5 modu 5 modu525 | Firmware v6.0 | Vendor (CNA) |
| Sauter modulo 6 devices modu612-LC | Firmware v3.2.0 | Vendor (CNA) |
| Sauter modulo 6 devices modu660-AS | Firmware v3.2.0 | Vendor (CNA) |
| Sauter modulo 6 devices modu680-AS | Firmware v3.2.0 | Vendor (CNA) |
Exploit status
No known public exploit
No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.
Research context
For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.
Timeline
From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.
No dated events beyond publication.
FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).
Patch and commit links
Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.
No commit or PR link among the references.
Credits
All researchersFinders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.
- Damian Pfammatter, Daniel HulligerCyber-Defence Campus armasuissefinder
Variant candidates
Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.
No nightly-computed relations.
Chain candidates
An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.
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Bug bounty scope
No known public program.
Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).
Technical details
Attack conditions
- Anyone who can reach it over the internet can trigger it.
- No account or password is required.
- No user action is required.
- No special conditions are required; it is repeatable.
If successful
- Confidentiality
- high · data can be read
- Integrity
- high · data or configuration can be modified
- Availability
- high · the service can be disrupted
- Attack vector
- Network
- Attack complexity
- Low
- Privileges required
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality impact
- High
- Integrity impact
- High
- Availability impact
- High
Weakness class (CWE)
CWE-35 · Path Traversal: '.../...//'CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
nvd-secondary
Attack context
MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.
MITRE has no CAPEC/ATT&CK mapping for this CWE.
Change log
- Fix✗ → ✓
For records you follow, these changes also arrive as notifications. →
References
Vendor advisories and official records. Exploit/PoC links are deliberately left out.