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CVE-2022-32138— CODESYS runtime system prone to denial of service due to Unexpected Sign Extension

CVSS 8.8 · High EPSS 1.08% · P78
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I. Basic Information for CVE-2022-32138

Vulnerability Information
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Vulnerability Title
CODESYS runtime system prone to denial of service due to Unexpected Sign Extension
Source: NVD (National Vulnerability Database)
Vulnerability Description
In multiple CODESYS products, a remote attacker may craft a request which may cause an unexpected sign extension, resulting in a denial-of-service condition or memory overwrite.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
未预期的符号扩展
Source: NVD (National Vulnerability Database)
Vulnerability Title
CODESYS 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
CODESYS是德国3S-Smart Software Solutions的一套控制器开发系统 CODESYS 多个产品存在安全漏洞，远程攻击者利用该漏洞可能会制作可能导致意外符号扩展的请求，从而导致拒绝服务条件或内存覆盖。
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

VendorProductAffected VersionsCPESubscribe
CODESYSRuntime Toolkit V2 ~ V2.4.7.57 -
CODESYSPLCWinNT V2 ~ V2.4.7.57 -

II. Public POCs for CVE-2022-32138

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III. Intelligence Information for CVE-2022-32138

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Same Patch Batch · CODESYS · 2022-06-24 · 14 CVEs total

CVE-2022-318029.8 CRITICALPartial string comparison in CODESYS gateway server
CVE-2022-318069.8 CRITICALInsecure default settings in CODESYS Runtime Toolkit 32 bit full and CODESYS PLCWinNT
CVE-2022-321378.8 HIGHCODESYS Runtime System prone to heap based buffer overflow
CVE-2022-321438.8 HIGHCODESYS runtime system prone to directory acces
CVE-2022-19658.1 HIGHCODESYS runtime system prone to file deletion due to improper error handling
CVE-2022-321428.1 HIGHCODESYS runtime system prone to denial of service due to use of out of range pointer
CVE-2022-318047.5 HIGHCODESYS Gateway server prone to denial of service attack due to excessive memory allocatio
CVE-2022-318057.5 HIGHInsecure transmission of credentials
CVE-2022-321366.5 MEDIUMCodesys runtime systems: Access of uninitialised pointer lead to denial of service.
CVE-2022-321396.5 MEDIUMCODESYS runtime system prone to denial of service due to out of bounds read
CVE-2022-321406.5 MEDIUMCODESYS runtime system prone to denial of service due to buffer copy
CVE-2022-321416.5 MEDIUMCODESYS runtime system prone to denial of service due to buffer over read
CVE-2022-318035.3 MEDIUMCODESYS Gateway Server V2 prone to Denial of Service Attack

IV. Related Vulnerabilities

Same product: Runtime Toolkit
Same vendor: CODESYS
Same weakness: CWE-194

V. Comments for CVE-2022-32138

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