Improper authentication in WAGO Ethernet cards
Priority MEDIUM 43CWE-287Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · High · None
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-287.
Summary
An issue was discovered in WAGO 750-8202/PFC200 prior to FW04 (released August 2015), WAGO 750-881 prior to FW09 (released August 2016), and WAGO 0758-0874-0000-0111. By accessing a specific uniform resource locator (URL) on the web server, a malicious user is able to edit and to view settings without authenticating.
Why it matters now
EPSS 0.02125 82nd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | WAGO Ethernet cards | WAGO Ethernet cards | — | No fix listed | CNA |
- WAGO Ethernet cards Vendor— Affected WAGO Ethernet cards Fixed in — No fix listed CNA
CPE configurations NVD · 7
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:wago:pfc200_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | WAGO |
| cpe:2.3:h:wago:pfc200:-:*:*:*:*:*:*:* | not specified by NVD | Running on | WAGO |
| cpe:2.3:o:wago:750-xxxx_series_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | WAGO |
| cpe:2.3:h:wago:750-8202:-:*:*:*:*:*:*:* | not specified by NVD | Running on | WAGO |
| cpe:2.3:h:wago:750-881:-:*:*:*:*:*:*:* | not specified by NVD | Running on | WAGO |
| cpe:2.3:o:wago:758-xxxx_series_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | WAGO |
| cpe:2.3:h:wago:758-874-0000-0111:-:*:*:*:*:*:*:* | not specified by NVD | Running on | WAGO |
- cpe:2.3:o:wago:pfc200_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·WAGO
- cpe:2.3:h:wago:pfc200:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·WAGO
- cpe:2.3:o:wago:750-xxxx_series_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·WAGO
- cpe:2.3:h:wago:750-8202:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·WAGO
- cpe:2.3:h:wago:750-881:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·WAGO
- cpe:2.3:o:wago:758-xxxx_series_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·WAGO
- cpe:2.3:h:wago:758-874-0000-0111:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·WAGO
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2016-9362
- 2026-10-03 Alias added: GHSA-9grp-vp5p-rx5w
References
Sources
- CVE-2016-9362 · CVE Program
- CVE-2016-9362 · NVD
- FIRST EPSS
- GHSA-9grp-vp5p-rx5w · GitHub Advisory Database · CC BY 4.0
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