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CVE-2021-46151

Quick assessment

Affected
Siemens Simcenter Femap V2020.2
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 Simcenter Femap是德国西门子（Siemens）公司的一款尖端工程学仿真应用程序。用于创建、编辑和导入/重用复杂产品或系统基于网格的有限元分析模型。 Simcenter Femap V2020.2（所有版本）和 V2021.1（所有版本）中存在缓冲区错误漏洞，该漏洞源于受影响的应用程序在解析特制 NEU 文件时包含超出分配结构末尾的越界写入。这可能允许攻击者在当前进程的上下文中执行代码。

AI Predicted 8.1 Difficulty: Moderate EPSS 1.57% · P73

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution
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I. Basic Information for CVE-2021-46151

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability has been identified in Simcenter Femap V2020.2 (All versions), Simcenter Femap V2021.1 (All versions). Affected application contains an out of bounds write past the end of an allocated structure while parsing specially crafted NEU files. This could allow an attacker to execute code in the context of the current process. (ZDI-CAN-14754, ZDI-CAN-15082)
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
跨界内存写
Source: CVE Program / CVE List V5
Vulnerability Title
Siemens Simcenter Femap 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Siemens Simcenter Femap是德国西门子（Siemens）公司的一款尖端工程学仿真应用程序。用于创建、编辑和导入/重用复杂产品或系统基于网格的有限元分析模型。 Simcenter Femap V2020.2（所有版本）和 V2021.1（所有版本）中存在缓冲区错误漏洞，该漏洞源于受影响的应用程序在解析特制 NEU 文件时包含超出分配结构末尾的越界写入。这可能允许攻击者在当前进程的上下文中执行代码。
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 Simcenter Femap V2020.2 All versions -
Siemens Simcenter Femap V2021.1 All versions -

II. Public POCs for CVE-2021-46151

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III. Intelligence Information for CVE-2021-46151

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Vendor Advisories for CVE-2021-46151 (3)

Same Patch Batch · Siemens · 2022-02-09 · 23 CVEs total

CVE-2021-37204 7.5 HIGH Siemens SIMATIC S7-1500系列产品输入验证错误漏洞
CVE-2021-37205 7.5 HIGH Siemens SIMATIC S7-1500 系列产品输入验证错误漏洞
CVE-2021-37185 7.5 HIGH Siemens SIMATIC S7-1500 系列产品输入验证错误漏洞
CVE-2021-46153 Siemens Simcenter Femap 缓冲区错误漏洞
CVE-2022-23312 Siemens Spectrum Power 跨站脚本漏洞
CVE-2022-23102 Siemens SINEMA Remote Connect Server 输入验证错误漏洞
CVE-2021-46161 Siemens Simcenter Femap 缓冲区错误漏洞
CVE-2021-46160 Siemens Simcenter Femap 缓冲区错误漏洞
CVE-2021-46159 Siemens Simcenter Femap 缓冲区错误漏洞
CVE-2021-46158 Siemens Simcenter Femap 缓冲区错误漏洞
CVE-2021-46157 Siemens Simcenter Femap 缓冲区错误漏洞
CVE-2021-46156 Siemens Simcenter Femap 缓冲区错误漏洞
CVE-2021-46155 Siemens Simcenter Femap 缓冲区错误漏洞
CVE-2021-46154 Siemens Simcenter Femap 缓冲区错误漏洞
CVE-2021-46152 Siemens Simcenter Femap 安全漏洞
CVE-2021-45106 Siemens Sicam Toolbox II 信任管理问题漏洞
CVE-2021-44018 多款Siemens产品缓冲区错误漏洞
CVE-2021-44016 多款Siemens产品缓冲区错误漏洞
CVE-2021-44000 多款Siemens产品缓冲区错误漏洞
CVE-2021-40363 Siemens SIMATIC PCS 7和SIMATIC WinCC 授权问题漏洞

Showing top 20 of 23 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Simcenter Femap V2020.2
Same vendor: Siemens
Same weakness: CWE-787

V. Comments for CVE-2021-46151

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