CVE-2021-41538
Quick assessment
Affected
Siemens NX 1953 Series
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 Solid Edge是德国Siemens公司的一款三维CAD软件。该软件可用于零件设计、装配设计、钣金设计、焊接设计等行业。 Siemens Solid Edge SE2021 SE2021MP8之前版本存在缓冲区错误漏洞，该漏洞源于当解析用户提供的OBJ文件时，受影响的应用程序很容易因意外访问未初始化的指针而泄露信息。攻击者可利用该漏洞可以利用此漏洞从意想不到的内存位置泄漏信息。
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I. Basic Information for CVE-2021-41538
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability has been identified in NX 1953 Series (All versions < V1973.3700), NX 1980 Series (All versions < V1988), Solid Edge SE2021 (All versions < SE2021MP8). The affected application is vulnerable to information disclosure by unexpected access to an uninitialized pointer while parsing user-supplied OBJ files. An attacker could leverage this vulnerability to leak information from unexpected memory locations (ZDI-CAN-13770).
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
使用未经初始化的指针
Source: CVE Program / CVE List V5
Vulnerability Title
Siemens Solid Edge 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Siemens Solid Edge是德国Siemens公司的一款三维CAD软件。该软件可用于零件设计、装配设计、钣金设计、焊接设计等行业。 Siemens Solid Edge SE2021 SE2021MP8之前版本存在缓冲区错误漏洞，该漏洞源于当解析用户提供的OBJ文件时，受影响的应用程序很容易因意外访问未初始化的指针而泄露信息。攻击者可利用该漏洞可以利用此漏洞从意想不到的内存位置泄漏信息。
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 | NX 1953 Series | All versions < V1973.3700 | - |
|
| Siemens | NX 1980 Series | All versions < V1988 | - |
|
| Siemens | Solid Edge SE2021 | All versions < SE2021MP8 | - |
|
II. Public POCs for CVE-2021-41538
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2021-41538 (3)
-
https://www.zerodayinitiative.com/advisories/ZDI-21-1122/ x_refsource_MISC
-
https://cert-portal.siemens.com/productcert/pdf/ssa-328042.pdf x_refsource_MISC
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https://cert-portal.siemens.com/productcert/pdf/ssa-728618.pdf x_refsource_MISC
Same Patch Batch · Siemens · 2021-09-28 · 8 CVEs total
| CVE-2021-41539 | Siemens Solid Edge 资源管理错误漏洞 | |
| CVE-2021-41540 | Siemens Solid Edge 资源管理错误漏洞 | |
| CVE-2021-41537 | Siemens Solid Edge 资源管理错误漏洞 | |
| CVE-2021-41536 | Siemens Solid Edge 资源管理错误漏洞 | |
| CVE-2021-41535 | Siemens Solid Edge 资源管理错误漏洞 | |
| CVE-2021-41534 | Siemens Solid Edge 缓冲区错误漏洞 | |
| CVE-2021-41533 | Siemens Solid Edge 缓冲区错误漏洞 |
IV. Related Vulnerabilities
V. Comments for CVE-2021-41538
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