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CVE-2021-25667

Quick assessment

Affected
Siemens RUGGEDCOM RM1224
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 RM1224是德国西门子（Siemens）公司的一个无线路由器。提供往返远程位置的数据通信，可提供4G LTE连接并自动回退到3G UMTS或EVDO蜂窝网络。 Siemens RUGGEDCOM RM1224 存在缓冲区错误漏洞，攻击者可利用该漏洞触发缓冲区溢出，从而触发拒绝服务，并可能运行代码。

AI Predicted 7.5 Difficulty: Moderate EPSS 0.86% · P55

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 11

VendorProduct Version RangeStatus
Siemens RUGGEDCOM RM1224 All versions >= V4.3 and < V6.4 affected
Siemens SCALANCE M-800 All versions >= V4.3 and < V6.4 affected
Siemens SCALANCE S615 All versions >= V4.3 and < V6.4 affected
Siemens SCALANCE SC-600 Family All versions >= V2.0 and < V2.1.3 affected
Siemens SCALANCE XB-200 All versions < V4.1 affected
Siemens SCALANCE XC-200 All versions < V4.1 affected
Siemens SCALANCE XF-200BA All versions < V4.1 affected
Siemens SCALANCE XM400 All versions < V6.2 affected
Siemens SCALANCE XP-200 All versions < V4.1 affected
Siemens SCALANCE XR-300WG All versions < V4.1 affected
Siemens SCALANCE XR500 All versions < V6.2 affected
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I. Basic Information for CVE-2021-25667

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 RM1224 (All versions >= V4.3 and < V6.4), SCALANCE M-800 (All versions >= V4.3 and < V6.4), SCALANCE S615 (All versions >= V4.3 and < V6.4), SCALANCE SC-600 Family (All versions >= V2.0 and < V2.1.3), SCALANCE XB-200 (All versions < V4.1), SCALANCE XC-200 (All versions < V4.1), SCALANCE XF-200BA (All versions < V4.1), SCALANCE XM400 (All versions < V6.2), SCALANCE XP-200 (All versions < V4.1), SCALANCE XR-300WG (All versions < V4.1), SCALANCE XR500 (All versions < V6.2). Affected devices contain a stack-based buffer overflow vulnerability in the handling of STP BPDU frames that could allow a remote attacker to trigger a denial-of-service condition or potentially remote code execution. Successful exploitation requires the passive listening feature of the device to be active.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
栈缓冲区溢出
Source: CVE Program / CVE List V5
Vulnerability Title
Siemens RUGGEDCOM RM1224 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Siemens RUGGEDCOM RM1224是德国西门子（Siemens）公司的一个无线路由器。提供往返远程位置的数据通信，可提供4G LTE连接并自动回退到3G UMTS或EVDO蜂窝网络。 Siemens RUGGEDCOM RM1224 存在缓冲区错误漏洞，攻击者可利用该漏洞触发缓冲区溢出，从而触发拒绝服务，并可能运行代码。
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 RM1224 All versions >= V4.3 and < V6.4 -
Siemens SCALANCE M-800 All versions >= V4.3 and < V6.4 -
Siemens SCALANCE S615 All versions >= V4.3 and < V6.4 -
Siemens SCALANCE SC-600 Family All versions >= V2.0 and < V2.1.3 -
Siemens SCALANCE XB-200 All versions < V4.1 -
Siemens SCALANCE XC-200 All versions < V4.1 -
Siemens SCALANCE XF-200BA All versions < V4.1 -
Siemens SCALANCE XM400 All versions < V6.2 -
Siemens SCALANCE XP-200 All versions < V4.1 -
Siemens SCALANCE XR-300WG All versions < V4.1 -
Siemens SCALANCE XR500 All versions < V6.2 -

II. Public POCs for CVE-2021-25667

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III. Intelligence Information for CVE-2021-25667

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Vendor Advisories for CVE-2021-25667 (2)

Same Patch Batch · Siemens · 2021-03-15 · 14 CVEs total

CVE-2020-25236 5.5 MEDIUM Siemens LOGO! 8 BM 安全漏洞
CVE-2021-25672 西门子 Mendix 安全漏洞
CVE-2021-25673 Siemens SIMATIC 安全漏洞
CVE-2021-25674 Siemens SIMATIC 代码问题漏洞
CVE-2021-25675 Siemens SIMATIC 数字错误漏洞
CVE-2021-25676 Siemens RUGGEDCOM 安全漏洞
CVE-2021-27380 Siemens Solid Edge 缓冲区错误漏洞
CVE-2021-27381 Siemens Solid Edge 缓冲区错误漏洞
CVE-2020-25239 Siemens SINEMA Remote Connect Server 安全漏洞
CVE-2020-25240 Siemens SINEMA Remote Connect Server 安全漏洞
CVE-2020-25241 Siemens SIMATIC MV400 安全漏洞
CVE-2020-28385 Siemens Solid Edge 缓冲区错误漏洞
CVE-2020-28387 Siemens Solid Edge 代码问题漏洞

IV. Related Vulnerabilities

Same product: RUGGEDCOM RM1224
Same vendor: Siemens
Same weakness: CWE-121

V. Comments for CVE-2021-25667

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