WAGO 852-303 before FW06, 852-1305 before FW06, and 852-1505 before FW03 devices contain…
Priority MEDIUM 47CWE-798Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-798.
Summary
WAGO 852-303 before FW06, 852-1305 before FW06, and 852-1505 before FW03 devices contain hardcoded users and passwords that can be used to login via SSH and TELNET.
Why it matters now
EPSS 0.0266 85th 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 |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 6
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:wago:852-303_firmware:*:*:*:*:*:*:*:* | before 1.2.2.s0 | Vulnerable | WAGO |
| cpe:2.3:h:wago:852-303:-:*:*:*:*:*:*:* | not specified by NVD | Running on | WAGO |
| cpe:2.3:o:wago:852-1305_firmware:*:*:*:*:*:*:*:* | before 1.1.6.s0 | Vulnerable | WAGO |
| cpe:2.3:h:wago:852-1305:-:*:*:*:*:*:*:* | not specified by NVD | Running on | WAGO |
| cpe:2.3:o:wago:852-1505_firmware:*:*:*:*:*:*:*:* | before 1.1.5.s0 | Vulnerable | WAGO |
| cpe:2.3:h:wago:852-1505:-:*:*:*:*:*:*:* | not specified by NVD | Running on | WAGO |
- cpe:2.3:o:wago:852-303_firmware:*:*:*:*:*:*:*:* Versions before 1.2.2.s0 Vulnerable ·WAGO
- cpe:2.3:h:wago:852-303:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·WAGO
- cpe:2.3:o:wago:852-1305_firmware:*:*:*:*:*:*:*:* Versions before 1.1.6.s0 Vulnerable ·WAGO
- cpe:2.3:h:wago:852-1305:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·WAGO
- cpe:2.3:o:wago:852-1505_firmware:*:*:*:*:*:*:*:* Versions before 1.1.5.s0 Vulnerable ·WAGO
- cpe:2.3:h:wago:852-1505:-:*:*:*:*:*:*:* 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-2019-12550
- 2026-10-03 Alias added: GHSA-h63q-5h2q-wx97
References
More WAGO 852-1305 Firmware vulnerabilities
- TI-2019-09371 WAGO 852-303 before FW06, 852-1305 before FW06, and 852-1505 before FW03 devices contain… CVSS 3.0CRITICAL 9.8
Sources
- CVE-2019-12550 · CVE Program
- CVE-2019-12550 · NVD
- FIRST EPSS
- GHSA-h63q-5h2q-wx97 · GitHub Advisory Database · CC BY 4.0
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