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CVE-2018-12979
An issue was discovered on WAGO e!DISPLAY 762-3000 through 762-3003 devices with firmware before FW 02. Weak permissions allow an authenticated user to overwrite critical files by abusing the unrestricted file upload in the WBM.
This record: live connection— last retrieved: 8 November 2026 at 02:11.
Taken directly from NVD, CISA or the vendor — sometimes in English, unchanged from the source.
An issue was discovered on WAGO e!DISPLAY 762-3000 through 762-3003 devices with firmware before FW 02. Weak permissions allow an authenticated user to overwrite critical files by abusing the unrestricted file upload in the WBM.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Attack vector
NETWORK
Privileges required
LOW
User interaction
NONE
Confidentiality
None
Integrity
High
Availability
None
Probability of exploitation within 30 days
7.8%
Percentile
95e
Source: FIRST.org, updated on 7 November 2026.
Update your device to the latest firmware (FW 02). In case this is not feasible limit the access to trusted users and devices. For details on how to obtain the new firmware, please send a request by email to support@wago.com.
Our own interpretation and context for the source data above.
IACS Radar assessment
Our own interpretation and context for this vulnerability — not an official source.
IACS Radar priority score
Based on CVSS 6.5, EPSS 7.8%, industrial relevance 55/100.
Combines CVSS, EPSS, KEV status, industrial relevance and exposure relevance — a complement to, not a replacement for, the individual scores below and above.
Conditions for exploitation
Operational impact & energy relevance
Limited impact on availability; the risk lies mainly with confidentiality or integrity of process data.
Assessed as relevant to the energy sector based on: Vermeld in een officiële CISA ICS Advisory, wat directe relevantie voor industriële besturingssystemen bevestigt. Vendor "WAGO" is a known supplier of equipment for the energy sector.
Recommended defensive measures
Industrial relevance score
Classification is provisional; manual verification by an OT security analyst is recommended.
Classified by IACS Radar-analysepijplijn (geautomatiseerd) on 8 November 2026.
IEC 62443 mapping
Automatic IACS Radar assessment based on the reported CWE weakness classification; not an official certification statement.