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CVE-2021-26612— tobesoft Nexacro platform arbitrary file creation vulnerability

Quick assessment

Affected
TOBESOFT NEXACRO17
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 Nexacro是韩国Tobesoft公司的一套基于统一框架的OSMU（单来源多用途）应用程序开发解决方案。 Nexacro 17 存在安全漏洞，该漏洞源于在Nexacro平台的复制方法中，发现了错误的输入验证导致的任意文件创建。远程攻击者可利用该漏洞利用复制方法在文件创建后执行任意命令，其中包含恶意代码。

CVSS 8.1 · High EPSS 1.20% · P68
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I. Basic Information for CVE-2021-26612

Vulnerability Information
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Vulnerability Title
tobesoft Nexacro platform arbitrary file creation vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
An improper input validation leading to arbitrary file creation was discovered in copy method of Nexacro platform. Remote attackers use copy method to execute arbitrary command after the file creation included malicious 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 Nexacro 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Tobesoft Nexacro是韩国Tobesoft公司的一套基于统一框架的OSMU（单来源多用途）应用程序开发解决方案。 Nexacro 17 存在安全漏洞，该漏洞源于在Nexacro平台的复制方法中，发现了错误的输入验证导致的任意文件创建。远程攻击者可利用该漏洞利用复制方法在文件创建后执行任意命令，其中包含恶意代码。
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 NEXACRO17 17.1.2.500 ~ 17.1.2.500 -

II. Public POCs for CVE-2021-26612

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III. Intelligence Information for CVE-2021-26612

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Other References for CVE-2021-26612 (1)

IV. Related Vulnerabilities

Same product: NEXACRO17
Same vendor: TOBESOFT
Same weakness: CWE-20

V. Comments for CVE-2021-26612

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