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CVE-2021-44446

Quick assessment

Affected
Siemens JT Utilities
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 JT Utilities是德国西门子（Siemens）公司的一个应用软件。西门子公司的一个应用程序。 JT Utilities（所有版本 < V13.0.3.0）和 JTTK（所有版本 < V11.0.3.0）中存在缓冲区错误漏洞，该漏洞源于在解析特别制作的JT文件时，受影响产品中的JTTK库包含一个超出分配结构末端的写入。攻击者可利用该漏洞在当前进程的上下文中执行代码。

AI Predicted 8.6 Difficulty: Moderate EPSS 0.81% · P54

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution
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I. Basic Information for CVE-2021-44446

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability has been identified in JT Utilities (All versions < V13.0.3.0), JTTK (All versions < V11.0.3.0). JTTK library in affected products contains an out of bounds write past the end of an allocated structure while parsing specially crafted JT files. This could allow an attacker to execute code in the context of the current process. (ZDI-CAN-14828, ZDI-CAN-14898)
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 JT Utilities 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Siemens JT Utilities是德国西门子（Siemens）公司的一个应用软件。西门子公司的一个应用程序。 JT Utilities（所有版本 < V13.0.3.0）和 JTTK（所有版本 < V11.0.3.0）中存在缓冲区错误漏洞，该漏洞源于在解析特别制作的JT文件时，受影响产品中的JTTK库包含一个超出分配结构末端的写入。攻击者可利用该漏洞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 JT Utilities All versions < V13.0.3.0 -
Siemens JTTK All versions < V11.0.3.0 -

II. Public POCs for CVE-2021-44446

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III. Intelligence Information for CVE-2021-44446

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Vendor Advisories for CVE-2021-44446 (1)

Same Patch Batch · Siemens · 2021-12-14 · 46 CVEs total

CVE-2021-44002 7.8 HIGH Siemens JT2GO和Siemens Teamcenter Visualization 缓冲区错误漏洞
CVE-2021-44014 7.8 HIGH Siemens JT2GO 资源管理错误漏洞
CVE-2021-44439 Siemens JT Utilities 缓冲区错误漏洞
CVE-2021-44445 Siemens JT Utilities 缓冲区错误漏洞
CVE-2021-44449 Siemens JT Utilities 缓冲区错误漏洞
CVE-2021-44450 Siemens JT Utilities 缓冲区错误漏洞
CVE-2021-44522 Siemens SiPass Integrated和Siveillance Identity 安全漏洞
CVE-2021-44523 Siemens SiPass Integrated和Siveillance Identity 安全漏洞
CVE-2021-44524 Siemens SiPass Integrated和Siveillance Identity 授权问题漏洞
CVE-2021-44448 Siemens JT Utilities 缓冲区错误漏洞
CVE-2021-44441 Siemens JT Utilities 缓冲区错误漏洞
CVE-2021-44440 Siemens JT Utilities 缓冲区错误漏洞
CVE-2021-44442 Siemens JT Utilities 安全漏洞
CVE-2021-44438 Siemens JT Utilities 缓冲区错误漏洞
CVE-2021-44437 Siemens JT Utilities 缓冲区错误漏洞
CVE-2021-44436 Siemens JT Utilities 缓冲区错误漏洞
CVE-2021-44435 Siemens JT Utilities 缓冲区错误漏洞
CVE-2021-44434 Siemens JT Utilities 缓冲区错误漏洞
CVE-2021-44433 Siemens JT Utilities 资源管理错误漏洞
CVE-2021-44432 Siemens JT Utilities 安全漏洞

Showing top 20 of 46 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: JT Utilities
Same vendor: Siemens
Same weakness: CWE-787

V. Comments for CVE-2021-44446

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