Vulnerability in Siemens Cp-8031 Master Module
CVE-2023-42797
A vulnerability has been identified in CP-8031 MASTER MODULE (All versions < CPCI85 V05.20), CP-8050 MASTER MODULE (All versions < CPCI85 V05.20). The network configuration service of affected devices contains a flaw in the conversion of ipv4 addresses that could lead to an uninitialized variable being used in succeeding validation steps. By uploading specially crafted network configuration, an authenticated remote attacker could be able to inject commands that are executed on the device with root privileges during device startup.
EPSS: 0.005 (42.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.6 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Siemens Cp-8031 Master Module — versions All versions < CPCI85 V05.20
- Siemens Cp-8050 Master Module — versions All versions < CPCI85 V05.20
- Siemens Sicam_a8000_cp-8031
- Siemens Sicam_a8000_cp-8031_firmware
- Siemens Sicam_a8000_cp-8050
- Siemens Sicam_a8000_cp-8050_firmware
Weakness classification (CWE)
References
- productcert@siemens.com (Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2023-42797?
- CVE-2023-42797 is a medium-severity vulnerability in Siemens Cp-8031 Master Module, classified under Use of Uninitialized Resource. CVSS score: 6.6/10. Published 2024-01-09.
- How severe is CVE-2023-42797?
- Medium severity. CVSS v3 base score is 6.6 out of 10.