CVE-2019-10938 Information

Description

A vulnerability has been identified in SIPROTEC 5 devices with CPU variants CP200 (All versions V7.59) SIPROTEC 5 devices with CPU variants CP300 and CP100 (All versions V8.01) Siemens Power Meters Series 9410 (All versions V2.2.1) Siemens Power Meters Series 9810 (All versions). An unauthenticated attacker with network access to the device could potentially insert arbitrary code which is executed before firmware verification in the device. At the time of advisory publication no public exploitation of this security vulnerability was known.

CVSS Vector

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

Reference

https://cert-portal.siemens.com/productcert/pdf/ssa-352504.pdf https://cert-portal.siemens.com/productcert/pdf/ssa-632562.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