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CVE-2021-37199

Quick assessment

Affected
Siemens SINUMERIK 808D
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 Sinumerik 808D是德国西门子（Siemens）公司的一款基于面板的 Cnc。 Siemens SINUMERIK 808D 和SINUMERIK 828D 4.95之前版本存在缓冲区错误漏洞，该漏洞源于受影响的设备不能正确处理某些发送到端口102 tcp的特殊制作的数据包，这可能允许攻击者利用该漏洞在设备中造成拒绝服务。

AI Predicted 6.4 Difficulty: Easy EPSS 1.06% · P63

Possible ATT&CK Techniques 1 AI

T1499.002 · Service Exhaustion Flood
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I. Basic Information for CVE-2021-37199

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability has been identified in SINUMERIK 808D (All versions), SINUMERIK 828D (All versions < V4.95). Affected devices don't process correctly certain special crafted packets sent to port 102/tcp, which could allow an attacker to cause a denial-of-service in the device.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
堆缓冲区溢出
Source: CVE Program / CVE List V5
Vulnerability Title
Siemens Sinumerik 808D 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Siemens Sinumerik 808D是德国西门子（Siemens）公司的一款基于面板的 Cnc。 Siemens SINUMERIK 808D 和SINUMERIK 828D 4.95之前版本存在缓冲区错误漏洞，该漏洞源于受影响的设备不能正确处理某些发送到端口102 tcp的特殊制作的数据包，这可能允许攻击者利用该漏洞在设备中造成拒绝服务。
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 SINUMERIK 808D All versions -
Siemens SINUMERIK 828D All versions < V4.95 -

II. Public POCs for CVE-2021-37199

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III. Intelligence Information for CVE-2021-37199

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Vendor Advisories for CVE-2021-37199 (1)

Same Patch Batch · Siemens · 2021-10-12 · 18 CVEs total

CVE-2021-33729 Siemens SINEC NMS SQL注入漏洞
CVE-2021-41546 Siemens Ruggedcom Rox Mx5000 资源管理错误漏洞
CVE-2021-33736 Siemens SINEC NMS SQL注入漏洞
CVE-2021-33735 Siemens SINEC NMS SQL注入漏洞
CVE-2021-33734 Siemens SINEC NMS SQL注入漏洞
CVE-2021-33733 Siemens SINEC NMS SQL注入漏洞
CVE-2021-33732 Siemens SINEC NMS SQL注入漏洞
CVE-2021-33731 Siemens SINEC NMS SQL注入漏洞
CVE-2021-33730 Siemens SINEC NMS SQL注入漏洞
CVE-2021-27395 Siemens Simatic Process Historian 访问控制错误漏洞
CVE-2021-33728 Siemens SINEC NMS 代码问题漏洞
CVE-2021-33727 Siemens SINEC NMS 信息泄露漏洞
CVE-2021-33726 Siemens SINEC NMS 路径遍历漏洞
CVE-2021-33725 Siemens SINEC NMS 路径遍历漏洞
CVE-2021-33724 Siemens SINEC NMS 路径遍历漏洞
CVE-2021-33723 Siemens SINEC NMS 安全漏洞
CVE-2021-33722 Siemens SINEC NMS 路径遍历漏洞

IV. Related Vulnerabilities

Same vendor: Siemens
Same weakness: CWE-122

V. Comments for CVE-2021-37199

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