Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2026-82312

Quick assessment

Affected
OpenVPN OpenVPN
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.

OpenVPN是OpenVPN公司开源的一款虚拟专用网络软件。 OpenVPN for Windows 2.0.0版本至2.6.22版本和2.7_alpha1版本至2.7.6版本存在安全漏洞，该漏洞源于命名IPC对象上的NULL DACL，可能导致经过身份验证的本地用户造成拒绝服务。

CVSS 1.8 · Low EPSS 0.10% · P1

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 2

VendorProduct Version RangeStatus
OpenVPN OpenVPN 2.0.0≤ 2.6.22 affected
2.7_alpha1≤ 2.7.6 affected
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2026-82312

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
OpenVPN 2.0.0 through 2.6.22 and 2.7_alpha1 through 2.7.6 on Windows allows local authenticated users to cause a denial of service via a NULL DACL on named IPC objects
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:H
Source: CVE Program / CVE List V5
Vulnerability Type
关键资源的不正确权限授予
Source: CVE Program / CVE List V5
Vulnerability Title
OpenVPN 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
OpenVPN是OpenVPN公司开源的一款虚拟专用网络软件。 OpenVPN for Windows 2.0.0版本至2.6.22版本和2.7_alpha1版本至2.7.6版本存在安全漏洞，该漏洞源于命名IPC对象上的NULL DACL，可能导致经过身份验证的本地用户造成拒绝服务。
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
OpenVPN OpenVPN 2.0.0 ~ 2.6.22 -

II. Public POCs for CVE-2026-82312

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2026-82312

请登录查看更多情报信息。

Same Patch Batch · OpenVPN · 2026-09-07 · 9 CVEs total

CVE-2026-84732 8.7 HIGH OpenVPN 数字错误漏洞
CVE-2026-84226 8.5 HIGH OpenVPN 权限许可和访问控制问题漏洞
CVE-2026-84256 7.7 HIGH OpenVPN 命令注入漏洞
CVE-2026-82325 6.8 MEDIUM OpenVPN ovpn-dco-win 资源管理错误漏洞
CVE-2026-78221 5.9 MEDIUM OpenVPN 缓冲区错误漏洞
CVE-2026-78043 5.6 MEDIUM OpenVPN 路径遍历漏洞
CVE-2026-81830 5.6 MEDIUM OpenVPN 输入验证错误漏洞
CVE-2026-81738 2.3 LOW OpenVPN 缓冲区错误漏洞

IV. Related Vulnerabilities

Same product: OpenVPN
Same vendor: OpenVPN
Same weakness: CWE-732

V. Comments for CVE-2026-82312

No comments yet

Leave a comment