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CVE-2021-26618— Tmax ToOffice arbitrary file creation vulnerability

Quick assessment

Affected
TmaxSoft Co., Ltd ToOffice
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.

TmaxSoft ToOffice是韩国TmaxSoft公司的一款保证兼容各种文档格式，并能灵活应对以开放平台为主的云环境的办公软件 。 TmaxSoft ToOffice 存在输入验证错误漏洞，该漏洞源于远程攻击者可利用该漏洞利用该漏洞执行包含恶意代码的任意文件。

CVSS 7.1 · High EPSS 1.00% · P62

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-26618

Vulnerability Information
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Vulnerability Title
Tmax ToOffice arbitrary file creation vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
An improper input validation leading to arbitrary file creation was discovered in ToWord of ToOffice. Remote attackers use this vulnerability to execute arbitrary file included malicious code.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/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
TmaxSoft ToOffice 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
TmaxSoft ToOffice是韩国TmaxSoft公司的一款保证兼容各种文档格式，并能灵活应对以开放平台为主的云环境的办公软件 。 TmaxSoft ToOffice 存在输入验证错误漏洞，该漏洞源于远程攻击者可利用该漏洞利用该漏洞执行包含恶意代码的任意文件。
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
TmaxSoft Co., Ltd ToOffice unspecified ~ 3.15.5 -

II. Public POCs for CVE-2021-26618

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III. Intelligence Information for CVE-2021-26618

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Other References for CVE-2021-26618 (1)

IV. Related Vulnerabilities

Same weakness: CWE-20

V. Comments for CVE-2021-26618

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