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CVE-2020-25229

nvd nist
Published: Dec 14, 2020Modified: Jun 17, 2026

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7.5
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Exploitability: 3.9 / Impact: 3.6
Source: NVD

Description

A vulnerability has been identified in LOGO! 8 BM (incl. SIPLUS variants) (All versions < V8.3). The implemented encryption for communication with affected devices is prone to replay attacks due to the usage of a static key. An attacker could change the password or change the configuration on any affected device if using prepared messages that were generated for another device.

Affected (1)

Siemens
1 product
Logo! 8 Bm Firmware
Configuration A
1 vulnerable · 1 platform
Vulnerable SoftwareAffected Versions
Logo! 8 Bm Firmware
Before 8.3
Running on/withPlatform Versions
Siemens
Logo! 8 Bm
All versions

Related CWEs

CWE-321
Use of Hard-coded Cryptographic Key
The use of a hard-coded cryptographic key significantly increases the possibility that encrypted data may be recovered.
CWE-798
Use of Hard-coded Credentials
The product contains hard-coded credentials, such as a password or cryptographic key.

References (2)

Source: productcert@siemens.com
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory

Timeline

No history available yet.