CVE-2026-35225— Improper timeout handling in CODESYS EtherNetIP
Get alerts for future matching vulnerabilitiesLog in to subscribe
I. Basic Information for CVE-2026-35225
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View Shenlong Deep Dive ↗ Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.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
Improper timeout handling in CODESYS EtherNetIP
Source: NVD (National Vulnerability Database)
Vulnerability Description
An unauthenticated remote attacker is able to exhaust all available TCP connections in the CODESYS EtherNet/IP adapter stack, preventing legitimate clients from establishing new connections.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
对因果或异常条件的不恰当检查
Source: NVD (National Vulnerability Database)
Vulnerability Title
CODESYS EtherNetIP 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
CODESYS EtherNetIP是德国CODESYS公司的一种基于以太网的工业协议。 CODESYS EtherNetIP存在代码问题漏洞，该漏洞源于耗尽所有可用TCP连接，可能导致未经身份验证的远程攻击者阻止合法客户端建立新连接。
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 |
|---|---|---|---|---|
| CODESYS | CODESYS EtherNetIP | 1.0.0.0 ~ 4.9.0.0 | - |
II. Public POCs for CVE-2026-35225
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
No public POC found.
Login to generate AI POCIII. Intelligence Information for CVE-2026-35225
请登录查看更多情报信息。
IV. Related Vulnerabilities
Same vendor: CODESYS
- CVE-2026-3509
CODESYS Control Audit Log Format String DoS - CVE-2025-41660
CODESYS Control Boot Application Replacement Enables Code Ex - CVE-2026-2364
CODESYS Installer TOCTOU Privilege Escalation - CVE-2025-41700
CODESYS Development System - Deserialization of Untrusted Da - CVE-2025-41738
CODESYS Control - Invalid type usage in visualization
Same weakness: CWE-754
- CVE-2026-41662
Admidio: Missing Minimum Administrator Check in Role Members - CVE-2026-35366
uutils coreutils printenv Security Inspection Bypass via UTF - CVE-2026-40343
free5GC UDR: Fail-open handling in PolicyDataSubsToNotifyPos - CVE-2026-40249
free5gc UDR fail-open request handling in PolicyDataSubsToNo - CVE-2025-43883
Dell PowerScale OneFS 安全漏洞
V. Comments for CVE-2026-35225
No comments yet