First published: Tue Oct 10 2023(Updated: )
A vulnerability has been identified in CP-8031 MASTER MODULE (All versions < CPCI85 V05.11 (only with activated debug support)), CP-8050 MASTER MODULE (All versions < CPCI85 V05.11 (only with activated debug support)). The affected devices contain a hard-coded ID in the SSH `authorized_keys` configuration file. An attacker with knowledge of the corresponding private key could login to the device via SSH. Only devices with activated debug support are affected.
Credit: productcert@siemens.com productcert@siemens.com
Affected Software | Affected Version | How to fix |
---|---|---|
Siemens Cp-8050 Firmware | <05.11 | |
Siemens Cp-8050 | ||
Siemens Cp-8031 Firmware | <05.11 | |
Siemens Cp-8031 |
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The vulnerability ID is CVE-2023-36380.
The severity of CVE-2023-36380 is critical with a CVSS score of 7.8.
The CP-8031 MASTER MODULE (All versions < CPCI85 V05.11 with activated debug support) and CP-8050 MASTER MODULE (All versions < CPCI85 V05.11 with activated debug support) are affected.
The solution for CVE-2023-36380 is to update to version CPCI85 V05.11 or higher.
You can find more information about CVE-2023-36380 at https://cert-portal.siemens.com/productcert/pdf/ssa-134651.pdf.