Siemens SICORE Base system vulnerabilities
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Published CVEs affecting Siemens SICORE Base system: 5 record(s), with affected versions and fixes.
CVE-2026-54801
High · 7.2
CWE-620 Jul 9, 2026
A vulnerability has been identified in CPCI85 Central Processing/Communication (All…
A vulnerability has been identified in CPCI85 Central Processing/Communication (All versions < V26.20), SICORE Base system (All versions < V26.20.0). The affected application contains insufficient validation of authentication credentials when processing administrative account modifications through the web API. This could allow an authenticated attacker to bypass security controls and gain unauthorized elevated privileges.
CVE-2026-54800
Medium · 4.8
CWE-1188 Jul 9, 2026
Insecure Default Initialization of Resource in Siemens CPCI85 Central Processing/Communication
A vulnerability has been identified in CPCI85 Central Processing/Communication (All versions < V26.20), SICORE Base system (All versions < V26.20.0). The affected application ships with a default configuration that disables all OPC UA security mechanisms. This could allow an attacker to gain unauthorized access and control over critical system functions.
CVE-2026-54799
Medium · 6.7
CWE-489 Jul 9, 2026
A vulnerability has been identified in CPCI85 Central Processing/Communication (All…
A vulnerability has been identified in CPCI85 Central Processing/Communication (All versions < V26.20), SICORE Base system (All versions < V26.20.0). The affected application contains a vulnerability in its firmware update mechanism's signature validation process. This could allow an attacker to install malicious firmware, leading to persistent code execution and system compromise.
CVE-2026-54798
Medium · 6.5
CWE-489 Jul 9, 2026
A vulnerability has been identified in CPCI85 Central Processing/Communication (All…
A vulnerability has been identified in CPCI85 Central Processing/Communication (All versions < V26.20), SICORE Base system (All versions < V26.20.0). The affected application includes a debugging interface that is accessible through HTTP endpoints. This could allow an authenticated attacker to disrupt the system by crashing the web process causing denial of service conditions.
CVE-2026-27664
High · 7.5
CWE-787 Mar 26, 2026
Out-of-bounds Write in Siemens CPCI85 Central Processing/Communication
A vulnerability has been identified in CPCI85 Central Processing/Communication (All versions < V26.10), SICORE Base system (All versions < V26.10.0). The affected application contains an out-of-bounds write vulnerability while parsing specially crafted XML inputs. This could allow an unauthenticated attacker to exploit this issue by sending a malicious XML request, which may cause the service to crash, resulting in a denial-of-service condition.