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CVE-2026-43839

Quick assessment

Affected
Advantech ADAM-3600
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.

日志管理功能中存在空指针解引用漏洞，可能允许未认证的攻击者导致服务崩溃。

CVSS 8.7 · High EPSS 0.27% · P19

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProduct Version RangeStatus
Advantech ADAM-3600 prior to version 2.8.5.0 affected
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I. Basic Information for CVE-2026-43839

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A NULL pointer dereference vulnerability in the logs management functionality could allow an unauthenticated attacker to crash the service.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Advantech ADAM-3600 prior to version 2.8.5.0 -

II. Public POCs for CVE-2026-43839

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III. Intelligence Information for CVE-2026-43839

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Vendor Advisories for CVE-2026-43839 (1)

Same Patch Batch · Advantech · 2026-10-20 · 25 CVEs total

CVE-2026-43836 9.3 CRITICAL 软件任意命令执行漏洞
CVE-2026-43844 9.3 CRITICAL 专有协议认证绕过漏洞
CVE-2026-43838 9.2 CRITICAL 登录功能栈缓冲区溢出漏洞可导致代码执行
CVE-2026-43845 9.2 CRITICAL 密码重置机制漏洞导致认证绕过
CVE-2026-43846 8.6 HIGH 某软件非功能特性栈缓冲区溢出漏洞
CVE-2026-43857 8.6 HIGH 某服务远程认证攻击者可执行任意代码
CVE-2026-43858 8.6 HIGH 远程认证攻击者可利用堆栈溢出漏洞执行任意代码
CVE-2026-43850 8.6 HIGH 认证用户命令注入漏洞致系统提权至 Root
CVE-2026-43856 8.6 HIGH FileProcess 栈溢出漏洞致远程代码执行
CVE-2026-43835 8.6 HIGH 固件升级功能伪造文件上传漏洞
CVE-2026-43847 8.2 HIGH 私有协议允许暴力破解管理员密码，无视 SafeEnhancement
CVE-2026-43851 8.2 HIGH 软件路径遍历漏洞：认证攻击者可读取任意文件
CVE-2026-43852 8.2 HIGH 某软件任意版本任意文件写入漏洞
CVE-2026-43853 8.2 HIGH 某软件存在断言故障漏洞，可导致服务崩溃
CVE-2026-43855 7.5 HIGH 堆缓冲区溢出漏洞致远程代码执行
CVE-2026-43837 7.5 HIGH 密码验证功能缓冲区溢出漏洞导致代码执行
CVE-2026-43834 7.5 HIGH 日志设置功能栈溢出漏洞致代码执行
CVE-2026-43842 6.9 MEDIUM License Manager 服务 NULL 指针解引用漏洞
CVE-2026-43843 6.9 MEDIUM 许可证管理服务整数溢出导致拒绝服务漏洞
CVE-2026-43848 6.9 MEDIUM 批量端口配置功能未认证远程服务崩溃漏洞

Showing top 20 of 25 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: ADAM-3600
Same vendor: Advantech

V. Comments for CVE-2026-43839

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