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CVE-2021-27390

Quick assessment

Affected
Siemens JT2Go
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 Jt2go是德国Siemens公司的一款JT文件查看器。该软件用于三维图形轻量化预览，可进行3D缩放、全景、旋转、缩放和重定位，具有精确3D测量、基本3D剖面查看、改进的选项过滤器等多种功能。 JT2Go V13.1.0.3之前版本存在安全漏洞，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 8.8 Difficulty: Easy EPSS 1.91% · P79
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I. Basic Information for CVE-2021-27390

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability has been identified in JT2Go (All versions < V13.1.0.3), Teamcenter Visualization (All versions < V13.1.0.3). The TIFF_loader.dll library in affected applications lacks proper validation of user-supplied data when parsing TIFF files. This could result in an out of bounds write past the end of an allocated structure. An attacker could leverage this vulnerability to execute code in the context of the current process. (ZDI-CAN-13131)
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 Jt2go 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Siemens Jt2go是德国Siemens公司的一款JT文件查看器。该软件用于三维图形轻量化预览，可进行3D缩放、全景、旋转、缩放和重定位，具有精确3D测量、基本3D剖面查看、改进的选项过滤器等多种功能。 JT2Go V13.1.0.3之前版本存在安全漏洞，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 JT2Go All versions < V13.1.0.3 -
Siemens Teamcenter Visualization All versions < V13.1.0.3 -

II. Public POCs for CVE-2021-27390

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III. Intelligence Information for CVE-2021-27390

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Vendor Advisories for CVE-2021-27390 (1)

Same Patch Batch · Siemens · 2021-06-08 · 5 CVEs total

CVE-2021-33712 Mendix SAML 数据伪造问题漏洞
CVE-2021-27387 Simcenter Femap 缓冲区错误漏洞
CVE-2021-27399 Simcenter Femap 缓冲区错误漏洞
CVE-2021-31340 Siemens SIMATIC 多款产品资源管理错误漏洞

IV. Related Vulnerabilities

Same product: JT2Go
Same vendor: Siemens
Same weakness: CWE-787

V. Comments for CVE-2021-27390

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