SB2023061511 - Multiple vulnerabilities in Siemens CP-8031 MASTER MODULE and CP-8050 MASTER MODULE
Published: June 15, 2023
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 3 secuirty vulnerabilities.
1) Command Injection (CVE-ID: CVE-2023-33919)
The vulnerability allows a remote user to execute arbitrary commands on the target system.
The vulnerability exists due to improper input validation. A remote administrator can pass specially crafted data to the application and execute arbitrary commands on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
2) Use of hard-coded credentials (CVE-ID: CVE-2023-33920)
The vulnerability allows a local attacker to gain full access to vulnerable system.
The vulnerability exists due to presence of hard-coded credentials in application code. An attacker with physical access can access the affected system using the hard-coded credentials.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
3) Exposed dangerous method or function (CVE-ID: CVE-2023-33921)
The vulnerability allows a local attacker to compromise the target system.
The vulnerability exists due to the affected devices contain an exposed UART console login interface. An attacker with physical access can brute-force or crack the root password to login to the device.
Remediation
Install update from vendor's website.