Vulnerability Monitor

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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.

Security Impact Summary

This vulnerability carries a MEDIUM severity rating with a CVSS v3.1 score of 6.5, indicating it can be exploited remotely over the network with relatively low complexity without requiring user interaction requiring only low-level privileges . The vulnerability impacts integrity (unauthorized modifications), for affected systems. Impacting 8 products from wago, from wago, from wago and 5 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

First disclosed in 2018, this vulnerability was reported during a period defined by widespread IoT adoption challenges, mobile security concerns, and the emergence of advanced persistent threat (APT) techniques. Contemporary mitigation strategies focused on secure development practices and third-party component vetting.

Published

2018-07-12T18:29:00.247

Last Modified

2024-11-21T03:46:10.853

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 6.5 (MEDIUM)

CVSSv2 Vector

AV:N/AC:L/Au:S/C:N/I:P/A:P

Access Vector: NETWORK
Access Complexity: LOW
Authentication: SINGLE
Confidentiality Impact: NONE
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

8.0

Impact Score

4.9

Weaknesses

Type: Primary
CWE-732

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	wago	762-3000_firmware	< 02	Yes
Hardware	wago	762-3000	-	No
Operating System	wago	762-3001_firmware	< 02	Yes
Hardware	wago	762-3001	-	No
Operating System	wago	762-3002_firmware	< 02	Yes
Hardware	wago	762-3002	-	No
Operating System	wago	762-3003_firmware	< 02	Yes
Hardware	wago	762-3003	-	No

References

http://seclists.org/fulldisclosure/2018/Jul/38 Exploit, Mailing List, Third Party Advisory ([email protected])
https://cert.vde.com/en-us/advisories/vde-2018-010 Third Party Advisory ([email protected])
https://ics-cert.us-cert.gov/advisories/ICSA-18-198-02 Third Party Advisory, US Government Resource ([email protected])
https://www.exploit-db.com/exploits/45014/ Exploit, Third Party Advisory, VDB Entry ([email protected])
https://www.sec-consult.com/en/blog/advisories/remote-code-execution-via-multiple-attack-vectors-in-wago-edisplay/ Exploit, Third Party Advisory ([email protected])
https://www.wago.com/medias/SA-WBM-2018-004.pdf?context=bWFzdGVyfHJvb3R8MjgyNzYwfGFwcGxpY2F0aW9uL3BkZnxoMWUvaDg4LzkzNjE3NTIxOTUxMDIucGRmfDU1NmJkYjEzNDY0ZGU4OWQ1OTMyMjUwNTlmZTI0MzgwNDQ1MDY1YzU3OWRmZDk1NzYzODAwMDI3ODg1NDJlZjU Third Party Advisory ([email protected])
http://seclists.org/fulldisclosure/2018/Jul/38 Exploit, Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://cert.vde.com/en-us/advisories/vde-2018-010 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://ics-cert.us-cert.gov/advisories/ICSA-18-198-02 Third Party Advisory, US Government Resource (af854a3a-2127-422b-91ae-364da2661108)
https://www.exploit-db.com/exploits/45014/ Exploit, Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://www.sec-consult.com/en/blog/advisories/remote-code-execution-via-multiple-attack-vectors-in-wago-edisplay/ Exploit, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.wago.com/medias/SA-WBM-2018-004.pdf?context=bWFzdGVyfHJvb3R8MjgyNzYwfGFwcGxpY2F0aW9uL3BkZnxoMWUvaDg4LzkzNjE3NTIxOTUxMDIucGRmfDU1NmJkYjEzNDY0ZGU4OWQ1OTMyMjUwNTlmZTI0MzgwNDQ1MDY1YzU3OWRmZDk1NzYzODAwMDI3ODg1NDJlZjU Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For wago's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.