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CVE-2021-47817— OpenEMR 5.0.2.1 - Remote Code Execution

Quick assessment

Affected
OpenEMR Foundation, Inc. OpenEMR
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.

OpenEMR是OpenEMR社区的一套开源的医疗管理系统。该系统可用于医疗实践管理、电子医疗记录、处方书写和医疗帐单申请。 OpenEMR 5.0.2.1版本存在跨站脚本漏洞，该漏洞源于通过用户配置文件参数存在跨站脚本，可能导致远程命令执行。

CVSS 5.4 · Medium EPSS 0.69% · P50

Affected Version Matrix 1

VendorProduct Version RangeStatus
OpenEMR Foundation, Inc. OpenEMR 5.0.2.1 affected
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I. Basic Information for CVE-2021-47817

Vulnerability Information
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Vulnerability Title
OpenEMR 5.0.2.1 - Remote Code Execution
Source: CVE Program / CVE List V5
Vulnerability Description
OpenEMR 5.0.2.1 contains a cross-site scripting vulnerability in user profile parameters that authenticated attackers can chain with a file upload to achieve remote code execution. Attackers can exploit the vulnerability by crafting a malicious payload to download and execute a web shell, enabling remote command execution on the vulnerable OpenEMR instance.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5
Vulnerability Title
OpenEMR 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
OpenEMR是OpenEMR社区的一套开源的医疗管理系统。该系统可用于医疗实践管理、电子医疗记录、处方书写和医疗帐单申请。 OpenEMR 5.0.2.1版本存在跨站脚本漏洞，该漏洞源于通过用户配置文件参数存在跨站脚本，可能导致远程命令执行。
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
OpenEMR Foundation, Inc. OpenEMR 5.0.2.1 -

II. Public POCs for CVE-2021-47817

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III. Intelligence Information for CVE-2021-47817

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Exploits & Public PoCs for CVE-2021-47817 (1)

IV. Related Vulnerabilities

Same product: OpenEMR
Same weakness: CWE-79

V. Comments for CVE-2021-47817

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