CVE-2018-12979 Information

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 Vector

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Reference

http://seclists.org/fulldisclosure/2018/Jul/38 https://cert.vde.com/en-us/advisories/vde-2018-010 https://ics-cert.us-cert.gov/advisories/ICSA-18-198-02 https://www.exploit-db.com/exploits/45014/ https://www.sec-consult.com/en/blog/advisories/remote-code-execution-via-multiple-attack-vectors-in-wago-edisplay/ https://www.wago.com/medias/SA-WBM-2018-004.pdf?context=bWFzdGVyfHJvb3R8MjgyNzYwfGFwcGxpY2F0aW9uL3BkZnxoMWUvaDg4LzkzNjE3NTIxOTUxMDIucGRmfDU1NmJkYjEzNDY0ZGU4OWQ1OTMyMjUwNTlmZTI0MzgwNDQ1MDY1YzU3OWRmZDk1NzYzODAwMDI3ODg1NDJlZjU

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

HIGH

Base Score

NONE

Base Severity

6.5