CVE-2021-44221
Quick assessment
Affected
Siemens SIMATIC eaSie Core Package
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 SIMATIC eaSie Core Package是德国西门子（Siemens）公司的一种过程工业的数字助手。 Siemens SIMATIC eaSie Core Package V22.00之前版本存在安全漏洞，该漏洞源于无法正确验证发送到底层消息传递框架的输入。攻击者利用该漏洞执行拒绝服务攻击。
Possible ATT&CK Techniques 1 AI
T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2021-44221
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability has been identified in SIMATIC eaSie Core Package (All versions < V22.00). The affected systems do not properly validate input that is sent to the underlying message passing framework. This could allow an remote attacker to trigger a denial of service of the affected system.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
输入验证不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Siemens SIMATIC eaSie Core Package 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Siemens SIMATIC eaSie Core Package是德国西门子（Siemens）公司的一种过程工业的数字助手。 Siemens SIMATIC eaSie Core Package V22.00之前版本存在安全漏洞，该漏洞源于无法正确验证发送到底层消息传递框架的输入。攻击者利用该漏洞执行拒绝服务攻击。
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 | SIMATIC eaSie Core Package | All versions < V22.00 | - |
|
II. Public POCs for CVE-2021-44221
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2021-44221 (1)
-
https://cert-portal.siemens.com/productcert/pdf/ssa-580125.pdf x_refsource_MISC
Same Patch Batch · Siemens · 2022-07-12 · 41 CVEs total
| CVE-2022-34819 | 10.0 CRITICAL | 多款Siemens产品缓冲区错误漏洞 |
| CVE-2022-26649 | 9.6 CRITICAL | 多款Siemens SCALANCE产品安全漏洞 |
| CVE-2022-26647 | 8.8 HIGH | Siemens SCALANCE 安全特征问题特征问题漏洞 |
| CVE-2022-34820 | 8.4 HIGH | 多款Siemens SIMATIC产品命令注入漏洞 |
| CVE-2022-26648 | 8.2 HIGH | Siemens SCALANCE 安全漏洞 |
| CVE-2022-34663 | 8.0 HIGH | Siemens RUGGEDCOM 代码注入漏洞 |
| CVE-2022-34821 | 7.6 HIGH | Siemens SIMATIC 代码注入漏洞 |
| CVE-2022-34464 | 6.3 MEDIUM | Siemens SICAM GridEdge Essential 安全漏洞 |
| CVE-2022-30938 | Siemens EN100 Ethernet module 缓冲区错误漏洞 | |
| CVE-2022-34274 | Siemens PADS Standard/Plus Viewer 缓冲区错误漏洞 | |
| CVE-2022-34273 | Siemens PADS Standard/Plus Viewer 缓冲区错误漏洞 | |
| CVE-2022-34272 | Siemens PADS Standard/Plus Viewer 缓冲区错误漏洞 | |
| CVE-2022-33736 | Siemens Opcenter Quality 授权问题漏洞 | |
| CVE-2022-33138 | Siemens SIMATIC 访问控制错误漏洞 | |
| CVE-2022-33137 | Siemens SIMATIC 代码问题漏洞 | |
| CVE-2022-31257 | Siemens Mendix Applications using Mendix 7和Siemens Mendix Applications using Mendix 9 安全漏洞 | |
| CVE-2022-34276 | Siemens PADS Standard/Plus Viewer 缓冲区错误漏洞 | |
| CVE-2022-29884 | Siemens SICAM A8000 CP-8000 资源管理错误漏洞 | |
| CVE-2022-29560 | Siemens RUGGEDCOM ROX 系列命令注入漏洞 | |
| CVE-2022-34465 | Siemens Simcenter Femap和Siemens Parasolid 缓冲区错误漏洞 |
Showing top 20 of 41 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same vendor: Siemens
V. Comments for CVE-2021-44221
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