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CVE-2021-31337

nvd nist
Published: Jun 28, 2021Modified: Nov 21, 2024

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9.8
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Exploitability: 3.9 / Impact: 5.9
Source: NVD

Description

The Telnet service of the SIMATIC HMI Comfort Panels system component in affected products does not require authentication, which may allow a remote attacker to gain access to the device if the service is enabled. Telnet is disabled by default on the SINAMICS Medium Voltage Products (SINAMICS SL150: All versions, SINAMICS SM150: All versions, SINAMICS SM150i: All versions).

Affected (3)

Siemens
3 products
Sinamics Sl150 Firmware
Sinamics Sm150 Firmware
Sinamics Sm150i Firmware
Configuration A
1 vulnerable · 1 platform
Vulnerable SoftwareAffected Versions
Sinamics Sl150 Firmware
All versions
Running on/withPlatform Versions
Siemens
Sinamics Sl150
All versions
Configuration B
1 vulnerable · 1 platform
Vulnerable SoftwareAffected Versions
Sinamics Sm150 Firmware
All versions
Running on/withPlatform Versions
Siemens
Sinamics Sm150
All versions
Configuration C
1 vulnerable · 1 platform
Vulnerable SoftwareAffected Versions
Sinamics Sm150i Firmware
All versions
Running on/withPlatform Versions
Siemens
Sinamics Sm150i
All versions

Related CWEs

CWE-306
Missing Authentication for Critical Function
The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources.

References (2)

Source: productcert@siemens.com
Not ApplicableThird Party AdvisoryUS Government Resource
Source: af854a3a-2127-422b-91ae-364da2661108
Not ApplicableThird Party AdvisoryUS Government Resource

Timeline

No history available yet.