CVE-2022-31805— Insecure transmission of credentials
Quick assessment
Affected
CODESYS CODESYS Development System
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.
3s-smart Software Solutions CODESYS Development System是德国3s-smart Software Solutions公司的一套用于工业控制器和自动化技术领域的编程工具。 CODESYS Development System 多个版本的多个组件存在安全漏洞，该漏洞源于客户端和服务器之间的通信传输密码不受保护。
Possible ATT&CK Techniques 1 AI
T1041 · Exfiltration Over C2 Channel
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I. Basic Information for CVE-2022-31805
Vulnerability Information
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Vulnerability Title
Insecure transmission of credentials
Source: CVE Program / CVE List V5
Vulnerability Description
In the CODESYS Development System multiple components in multiple versions transmit the passwords for the communication between clients and servers unprotected.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
凭证传输未经安全保护
Source: CVE Program / CVE List V5
Vulnerability Title
CODESYS Development System 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
3s-smart Software Solutions CODESYS Development System是德国3s-smart Software Solutions公司的一套用于工业控制器和自动化技术领域的编程工具。 CODESYS Development System 多个版本的多个组件存在安全漏洞，该漏洞源于客户端和服务器之间的通信传输密码不受保护。
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 Development System | V2 ~ V2.3.9.69 | - |
|
| CODESYS | CODESYS Gateway Client | V2 ~ V2.3.9.38 | - |
|
| CODESYS | CODESYS Gateway Server | V2 ~ V2.3.9.38 | - |
|
| CODESYS | CODESYS Web server | V1 ~ V1.1.9.23 | - |
|
| CODESYS | CODESYS SP Realtime NT | V2 ~ V2.3.7.30 | - |
|
| CODESYS | CODESYS PLCWinNT | V2 ~ V2.4.7.57 | - |
|
| CODESYS | CODESYS Runtime Toolkit 32 bit full | V2 ~ V2.4.7.57 | - |
|
| CODESYS | CODESYS Edge Gateway for Windows | V3 ~ V3.5.18.30 | - |
|
| CODESYS | CODESYS HMI (SL) | V3 ~ V3.5.18.30 | - |
|
| CODESYS | CODESYS OPC DA Server SL | V3 ~ V3.5.18.30 | - |
|
| CODESYS | CODESYS PLCHandler | V3 ~ V3.5.18.30 | - |
|
| CODESYS | CODESYS Gateway | V3 ~ V3.5.18.30 | - |
|
II. Public POCs for CVE-2022-31805
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Other References for CVE-2022-31805 (1)
Same Patch Batch · CODESYS · 2022-06-24 · 14 CVEs total
| CVE-2022-31802 | 9.8 CRITICAL | Partial string comparison in CODESYS gateway server |
| CVE-2022-31806 | 9.8 CRITICAL | Insecure default settings in CODESYS Runtime Toolkit 32 bit full and CODESYS PLCWinNT |
| CVE-2022-32137 | 8.8 HIGH | CODESYS Runtime System prone to heap based buffer overflow |
| CVE-2022-32138 | 8.8 HIGH | CODESYS runtime system prone to denial of service due to Unexpected Sign Extension |
| CVE-2022-32143 | 8.8 HIGH | CODESYS runtime system prone to directory acces |
| CVE-2022-1965 | 8.1 HIGH | CODESYS runtime system prone to file deletion due to improper error handling |
| CVE-2022-32142 | 8.1 HIGH | CODESYS runtime system prone to denial of service due to use of out of range pointer |
| CVE-2022-31804 | 7.5 HIGH | CODESYS Gateway server prone to denial of service attack due to excessive memory allocatio |
| CVE-2022-32136 | 6.5 MEDIUM | Codesys runtime systems: Access of uninitialised pointer lead to denial of service. |
| CVE-2022-32139 | 6.5 MEDIUM | CODESYS runtime system prone to denial of service due to out of bounds read |
| CVE-2022-32140 | 6.5 MEDIUM | CODESYS runtime system prone to denial of service due to buffer copy |
| CVE-2022-32141 | 6.5 MEDIUM | CODESYS runtime system prone to denial of service due to buffer over read |
| CVE-2022-31803 | 5.3 MEDIUM | CODESYS Gateway Server V2 prone to Denial of Service Attack |
IV. Related Vulnerabilities
Same product: CODESYS Development System
-
CVE-2026-44469
Incorrect Default Permissions in CODESYS Development System -
CVE-2026-44468
Incorrect Default Permissions in CODESYS Development System -
CVE-2025-41700
CODESYS Development System - Deserialization of Untrusted Da -
CVE-2023-3669
CODESYS: Missing Brute-Force protection in CODESYS Developme -
CVE-2023-3662
CODESYS: Vulnerability in CODESYS Development System allows
Same vendor: CODESYS
-
CVE-2026-76992
Uncontrolled Memory Allocation in CODESYS Gateway Client -
CVE-2026-79625
Improper Synchronization in Monitoring in CODESYS Control Ru -
CVE-2026-35226
Out-of-bounds Write in CODESYS PROFINET Controller -
CVE-2026-8047
Out-of-bounds Write in CODESYS Control -
CVE-2026-8046
Incorrect Authorization in CODESYS Control
Same weakness: CWE-523
-
CVE-2026-17620
IBM Financial Transaction Manager (FTM) is Impacted by Multi -
CVE-2026-56587
HCL IEM was affected with Strict transport security not enfo -
CVE-2026-8668
Hardcoded credentials in embedded content -
CVE-2026-8673
Password re-initialization mechanism sends passwords in plai -
CVE-2026-23635
Kiteworks Secure Data Forms has a potential Unprotected Tran
V. Comments for CVE-2022-31805
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