CVE-2018-4834 Information

Description

A vulnerability has been identified in Desigo Automation Controllers Products and Desigo Operator Unit PXM20-E. A remote attacker with network access to the device could potentially upload a new firmware image to the devices without prior authentication.

CVSS Vector

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

Reference

http://www.securityfocus.com/bid/102850 https://ics-cert.us-cert.gov/advisories/ICSA-18-025-02 https://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-824231.pdf

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8