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CVE-2021-26626— tobesoft XPLATFORM Arbitrary file execution Vulnerability

Quick assessment

Affected
tobesoft Co.,Ltd XPLATFORM
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.

Tobesoft Xplatform是韩国Tobesoft公司的一套应用程序开发平台。该平台支持表单和复合组件继承功能、CSS自动设置功能以及多文档界面等功能。 Tobesoft Xplatform 9.2.2.280 版本之前 execBrowser 方法存在输入验证错误漏洞，该漏洞源于如果 execBrowser 函数的第二个参数值为 default，则可以将第一个参数值传递给 ShellExecuteW API。 传递的参数是要执行的任意代码。 远程攻击者可以利用此漏洞执行任意远程代码。

CVSS 8.1 · High EPSS 1.25% · P69

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution
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I. Basic Information for CVE-2021-26626

Vulnerability Information
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Vulnerability Title
tobesoft XPLATFORM Arbitrary file execution Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Improper input validation vulnerability in XPLATFORM's execBrowser method can cause execute arbitrary commands. IF the second parameter value of the execBrowser function is ‘default’, the first parameter value could be passed to the ShellExecuteW API. The passed parameter is an arbitrary code to be executed. Remote attackers can use this vulnerability to execute arbitrary remote code.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
输入验证不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Tobesoft Xplatform 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Tobesoft Xplatform是韩国Tobesoft公司的一套应用程序开发平台。该平台支持表单和复合组件继承功能、CSS自动设置功能以及多文档界面等功能。 Tobesoft Xplatform 9.2.2.280 版本之前 execBrowser 方法存在输入验证错误漏洞，该漏洞源于如果 execBrowser 函数的第二个参数值为 default，则可以将第一个参数值传递给 ShellExecuteW API。 传递的参数是要执行的任意代码。 远程攻击者可以利用此漏洞执行任意远程代码。
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
tobesoft Co.,Ltd XPLATFORM unspecified ~ 9.2.2.280 -

II. Public POCs for CVE-2021-26626

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III. Intelligence Information for CVE-2021-26626

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Other References for CVE-2021-26626 (1)

IV. Related Vulnerabilities

Same product: XPLATFORM
Same vendor: tobesoft Co.,Ltd
Same weakness: CWE-20

V. Comments for CVE-2021-26626

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