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CVE-2021-33436

Quick assessment

Affected
n/a n/a
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.

Nomachine NoMachine是卢森堡Nomachine公司的一款远程桌面访问工具。 NoMachine for Windows 6.15.1之前版本和7.5.2版本存在安全漏洞，该漏洞源于缺乏安全的DLL加载而受到本地权限提升的影响。攻击者利用该漏洞通过系统路径下列出的任何可写目录执行DLL劫持，并最终以NT AUTHORITYSYSTEM身份执行代码。

AI Predicted 7.8 Difficulty: Easy EPSS 0.27% · P19

Possible ATT&CK Techniques 1 AI

T1574.001 · DLL
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I. Basic Information for CVE-2021-33436

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
NoMachine for Windows prior to version 6.15.1 and 7.5.2 suffer from local privilege escalation due to the lack of safe DLL loading. This vulnerability allows local non-privileged users to perform DLL Hijacking via any writable directory listed under the system path and ultimately execute code as NT AUTHORITY\SYSTEM.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
NoMachine 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Nomachine NoMachine是卢森堡Nomachine公司的一款远程桌面访问工具。 NoMachine for Windows 6.15.1之前版本和7.5.2版本存在安全漏洞，该漏洞源于缺乏安全的DLL加载而受到本地权限提升的影响。攻击者利用该漏洞通过系统路径下列出的任何可写目录执行DLL劫持，并最终以NT AUTHORITYSYSTEM身份执行代码。
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
- n/a n/a -

II. Public POCs for CVE-2021-33436

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III. Intelligence Information for CVE-2021-33436

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Other References for CVE-2021-33436 (4)

Same Patch Batch · n/a · 2022-04-28 · 20 CVEs total

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CVE-2021-41945 Encode OSS httpx 输入验证错误漏洞
CVE-2022-28101 Lyon Bros Turtlapp Turtle Note 跨站脚本漏洞
CVE-2022-28102 PHP MySQL Admin Panel Generator 跨站脚本漏洞
CVE-2022-28114 DESHANG DSCMS 安全漏洞
CVE-2022-24449 Solar appScreener 代码问题漏洞
CVE-2022-29584 Mahara 跨站脚本漏洞
CVE-2022-29585 Mahara 安全漏洞
CVE-2022-29081 oVirt REST API 路径遍历漏洞
CVE-2022-28060 Victor CMS SQL注入漏洞
CVE-2022-28477 WBCE CMS 跨站脚本漏洞
CVE-2022-29555 Northern.tech Mender Enterprise 跨站请求伪造漏洞
CVE-2022-29556 Northern.tech Mender Enterprise 代码问题漏洞
CVE-2022-28454 Limbas 跨站脚本漏洞

IV. Related Vulnerabilities

Same product: n/a
Same vendor: n/a

V. Comments for CVE-2021-33436

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