CVE-2026-27663
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I. Basic Information for CVE-2026-27663
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability has been identified in CPCI85 Central Processing/Communication (All versions < V26.10), RTUM85 RTU Base (All versions < V26.10). The affected application contains denial-of-service (DoS) vulnerability. The remote operation mode is susceptible to a resource exhaustion condition when subjected to a high volume of requests. Sending multiple requests can exhaust resources, preventing parameterization and requiring a reset or reboot to restore functionality.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
不加限制或调节的资源分配
Source: NVD (National Vulnerability Database)
Vulnerability Title
Siemens CPCI85 Central Processing 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Siemens CPCI85 Central Processing是德国西门子（Siemens）公司的一个计算机处理器。 Siemens CPCI85 Central Processing/Communication V26.10之前版本和RTUM85 RTU Base V26.10之前版本存在安全漏洞，该漏洞源于远程操作模式存在资源耗尽问题，可能导致拒绝服务攻击。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Siemens | CPCI85 Central Processing/Communication | 0 ~ V26.10 | - | |
| Siemens | RTUM85 RTU Base | 0 ~ V26.10 | - |
II. Public POCs for CVE-2026-27663
| # | POC Description | Source Link | Shenlong Link |
|---|
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IV. Related Vulnerabilities
Same product: CPCI85 Central Processing/Communication
Same weakness: CWE-770
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ZEBRA: Allocation Amplification in Inbound Network Deseriali
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