CVE-2022-45140
WAGO: Missing Authentication for Critical Function
The configuration backend allows an unauthenticated user to write arbitrary data with root privileges to the storage, which could lead to unauthenticated remote code execution and full system compromise.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
WAGO: Missing Authentication for Critical Function
The configuration backend allows an unauthenticated user to write arbitrary data with root privileges to the storage, which could lead to unauthenticated remote code execution and full system compromise.
- Record
CVE-2022-45140- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-306
- Updated
- 2026-11-02
EUVDEUVD-2022-48055
The configuration backend allows an unauthenticated user to write arbitrary data with root privileges to the storage, which could lead to unauthenticated remote code execution and full system compromise.
- Record
EUVD-2022-48055- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-4p8v-g44f-p8hp
The configuration backend allows an unauthenticated user to write arbitrary data with root...
The configuration backend allows an unauthenticated user to write arbitrary data with root privileges to the storage, which could lead to unauthenticated remote code execution and full system compromise.
- Record
GHSA-4p8v-g44f-p8hp- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-306
- Updated
- 2026-11-02
NVD
The configuration backend allows an unauthenticated user to write arbitrary data with root privileges to the storage, which could lead to unauthenticated remote code execution and full system compromise.
- Record
CVE-2022-45140- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-306
- Updated
- 2026-11-02
Affected products
- wago 751-9301 firmware
- wago 752-8303\/8000-002 firmware
- wago compact controller cc100 (751-9301)
- wago edge controller (752-8303/8000-002)
- wago pfc100 (750-81xx/xxx-xxx)
- wago pfc100 firmware
- wago pfc200 (750-82xx/xxx-xxx)
- wago pfc200 firmware
- wago touch panel 600 advanced line (762-5xxx)
- wago touch panel 600 marine line (762-6xxx)
- wago touch panel 600 standard line (762-4xxx)
- wago touch panel 600 advanced firmware
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History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2022-45140 is a critical vulnerability (CVSS 9.8) in Wago 751-9301 Firmware, published February 27, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.07%, the 64th percentile. No source names a fixed version.