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Vulnerability record · CVE-2018-12979 · published 12 July 2018

CVE-2018-12979: Wago 762-3000 firmware incorrect permission assignment vulnerability

Wago · 762 3000 Firmware

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.

6.5 CVSS 3.1 Medium EPSS 7.8% · top 5.6% CWE-732 · Incorrect permission assignment
6.5CVSS 3.1 base score, v2 5.5
7.8%EPSS exploitation probability, 30 days
NoNot in CISA KEV
4Affected product versions listed by NVD
12References, 6 tagged exploit
17 Jun 2026Last modified by NVD

Description

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

Affected products

4 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://seclists.org/fulldisclosure/2018/Jul/38 ExploitMailing ListThird Party Advisory
https://cert.vde.com/en-us/advisories/vde-2018-010 Third Party Advisory
https://ics-cert.us-cert.gov/advisories/ICSA-18-198-02 Third Party AdvisoryUS Government Resource
https://www.exploit-db.com/exploits/45014/ ExploitThird Party AdvisoryVDB Entry
https://www.sec-consult.com/en/blog/advisories/remote-code-execution-via-multiple-attack-vectors-in-wago-edisplay/ ExploitThird Party Advisory
https://www.wago.com/medias/SA-WBM-2018-004.pdf?context=bWFzdGVyfHJvb3R8MjgyNzYwfGFwcGxpY2F0aW9uL3BkZnxoMWUvaDg4LzkzNjE3 Third Party Advisory
http://seclists.org/fulldisclosure/2018/Jul/38 ExploitMailing ListThird Party Advisory
https://cert.vde.com/en-us/advisories/vde-2018-010 Third Party Advisory
https://ics-cert.us-cert.gov/advisories/ICSA-18-198-02 Third Party AdvisoryUS Government Resource
https://www.exploit-db.com/exploits/45014/ ExploitThird Party AdvisoryVDB Entry
https://www.sec-consult.com/en/blog/advisories/remote-code-execution-via-multiple-attack-vectors-in-wago-edisplay/ ExploitThird Party Advisory
https://www.wago.com/medias/SA-WBM-2018-004.pdf?context=bWFzdGVyfHJvb3R8MjgyNzYwfGFwcGxpY2F0aW9uL3BkZnxoMWUvaDg4LzkzNjE3 Third Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2018-12979), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.