CVE-2023-33919
A vulnerability has been identified in CP-8031 MASTER MODULE (All versions < CPCI85 V05), CP-8050 MASTER MODULE (All versions < CPCI85 V05).
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 47.7%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.
Description
A vulnerability has been identified in CP-8031 MASTER MODULE (All versions < CPCI85 V05), CP-8050 MASTER MODULE (All versions < CPCI85 V05). The web interface of affected devices is vulnerable to command injection due to missing server side input sanitation. This could allow an authenticated privileged remote attacker to execute arbitrary code with root privileges.
- CVSS 3.1
- 7.2 HIGHCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 47.72% probability · 99th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-77
- Affected
- siemens/cpci85 firmware
- Source
- productcert@siemens.com
EPSS 47.7% since 3 November 2026; no change recorded yet. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- http://packetstormsecurity.com/files/173370/Siemens-A8000-CP-8050-CP-8031-Code-Execution-Command-Injection.html
- http://seclists.org/fulldisclosure/2023/Jul/14
- http://seclists.org/fulldisclosure/2024/Jul/4
- https://cert-portal.siemens.com/productcert/pdf/ssa-731916.pdfPatch, Vendor Advisory
- http://packetstormsecurity.com/files/173370/Siemens-A8000-CP-8050-CP-8031-Code-Execution-Command-Injection.html
- http://seclists.org/fulldisclosure/2023/Jul/14
- http://seclists.org/fulldisclosure/2024/Jul/4
- http://seclists.org/fulldisclosure/2025/Feb/19
- https://cert-portal.siemens.com/productcert/pdf/ssa-731916.pdfPatch, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.