Is CVE-2019-5159 actively exploited?

No active exploitation of CVE-2019-5159 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2019-5159 be exploited remotely?

No. CVE-2019-5159 requires local access to exploit.

What is the CVSS score of CVE-2019-5159?

CVE-2019-5159 has a CVSS score of 7.8 (HIGH).

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HIGH

CVE-2019-5159

CWE-668Published: March 11, 2020· Updated: Jun 17, 2026

7.8

CVSS v3.1

Official Description

An exploitable improper input validation vulnerability exists in the firmware update functionality of WAGO e!COCKPIT automation software v1.6.0.7. A specially crafted firmware update file can allow an attacker to write arbitrary files to arbitrary locations on WAGO controllers as a part of executing a firmware update, potentially resulting in code execution. An attacker can create a malicious firmware update package file using any zip utility. The user must initiate a firmware update through e!COCKPIT and choose the malicious wup file using the file browser to trigger the vulnerability.

NVD Source

Technical Analysis

CVE-2019-5159 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 7.8.