Exposed dangerous method or function in CP-8031 MASTER MODULE and CP-8050 MASTER MODULE - CVE-2023-33921
Published: June 15, 2023
Vulnerability identifier: #VU77355
CSH Severity: Low
CVSSv4.0: CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2023-33921
CWE-ID: CWE-749
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
CP-8031 MASTER MODULE
CP-8050 MASTER MODULE
CP-8031 MASTER MODULE
CP-8050 MASTER MODULE
Software vendor:
Siemens
Siemens
Description
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 updates from vendor's website.