CVE-2019-5159 — HIGH (7.8) — White Hats Nepal

Vulnerability 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.

CVSS Score

7.8

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Wago	E\!Cockpit	1.6.0.7

Related Weaknesses (CWE)

CWE-668

References

https://talosintelligence.com/vulnerability_reports/TALOS-2019-0952ExploitThird Party Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2019-0952ExploitThird Party Advisory

FAQ

What is CVE-2019-5159?

CVE-2019-5159 is a vulnerability with a CVSS score of 7.8 (HIGH). 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...

How severe is CVE-2019-5159?

CVE-2019-5159 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2019-5159?

Check the references section above for vendor advisories and patch information. Affected products include: Wago E\!Cockpit.