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CVE-2020-15798 Detail

Description

A vulnerability has been identified in SIMATIC HMI Comfort Panels (incl. SIPLUS variants) (All versions < V16 Update 3a), SIMATIC HMI KTP Mobile Panels (All versions < V16 Update 3a), SINAMICS GH150 (All versions), SINAMICS GL150 (with option X30) (All versions), SINAMICS GM150 (with option X30) (All versions), SINAMICS SH150 (All versions), SINAMICS SL150 (All versions), SINAMICS SM120 (All versions), SINAMICS SM150 (All versions), SINAMICS SM150i (All versions). Affected devices with enabled telnet service do not require authentication for this service. This could allow a remote attacker to gain full access to the device. (ZDI-CAN-12046)


Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score:  9.8 CRITICAL
Vector:  CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H


NVD Analysts use publicly available information to associate vector strings and CVSS scores. We also display any CVSS information provided within the CVE List from the CNA.

Note: NVD Analysts have published a CVSS score for this CVE based on publicly available information at the time of analysis. The CNA has not provided a score within the CVE List.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://cert-portal.siemens.com/productcert/pdf/ssa-520004.pdf Vendor Advisory 
https://cert-portal.siemens.com/productcert/pdf/ssa-752103.pdf Patch  Vendor Advisory 
https://us-cert.cisa.gov/ics/advisories/icsa-21-033-02 Third Party Advisory  US Government Resource 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-306 Missing Authentication for Critical Function cwe source acceptance level NIST   Provider acceptance level Siemens AG  

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Change History

6 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2020-15798
NVD Published Date:
02/09/2021
NVD Last Modified:
10/19/2022
Source:
Siemens AG