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CVE-2026-27668

Quick assessment

Affected
Siemens RUGGEDCOM CROSSBOW Secure Access Manager Primary (SAM-P)
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Siemens RUGGEDCOM CROSSBOW Secure Access Manager Primary是德国Siemens公司的一个工业网络远程安全访问与身份管理系统。 Siemens RUGGEDCOM CROSSBOW Secure Access Manager Primary V5.8之前版本存在安全漏洞，该漏洞源于权限管理不当，可能导致权限提升。

CVSS 8.8 · High EPSS 0.26% · P18

Possible ATT&CK Techniques 1 AI

T1078.002 · Domain Accounts
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I. Basic Information for CVE-2026-27668

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability has been identified in RUGGEDCOM CROSSBOW Secure Access Manager Primary (SAM-P) (All versions < V5.8). User Administrators are allowed to administer groups they belong to. This could allow an authenticated User Administrator to escalate their own privileges and grant themselves access to any device group at any access level.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
特权授予不正确
Source: CVE Program / CVE List V5
Vulnerability Title
Siemens RUGGEDCOM CROSSBOW Secure Access Manager Primary 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Siemens RUGGEDCOM CROSSBOW Secure Access Manager Primary是德国Siemens公司的一个工业网络远程安全访问与身份管理系统。 Siemens RUGGEDCOM CROSSBOW Secure Access Manager Primary V5.8之前版本存在安全漏洞，该漏洞源于权限管理不当，可能导致权限提升。
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 RUGGEDCOM CROSSBOW Secure Access Manager Primary (SAM-P) 0 ~ V5.8 -

II. Public POCs for CVE-2026-27668

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III. Intelligence Information for CVE-2026-27668

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Same Patch Batch · Siemens · 2026-04-14 · 5 CVEs total

CVE-2026-25654 8.8 HIGH Siemens SINEC NMS 安全漏洞
CVE-2026-24032 7.3 HIGH Siemens SINEC NMS 数据伪造问题漏洞
CVE-2026-33892 7.1 HIGH Siemens Industrial Edge Management 安全漏洞
CVE-2025-40745 3.7 LOW Siemens多款产品 信任管理问题漏洞

IV. Related Vulnerabilities

Same vendor: Siemens
Same weakness: CWE-266

V. Comments for CVE-2026-27668

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