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CVE-2022-32142— CODESYS runtime system prone to denial of service due to use of out of range pointer

CVSS 8.1 · High EPSS 0.79% · P74
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I. Basic Information for CVE-2022-32142

Vulnerability Information
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Vulnerability Title
CODESYS runtime system prone to denial of service due to use of out of range pointer
Source: NVD (National Vulnerability Database)
Vulnerability Description
Multiple CODESYS Products are prone to a out-of bounds read or write access. A low privileged remote attacker may craft a request with invalid offset, which can cause an out-of-bounds read or write access, resulting in denial-of-service condition or local memory overwrite, which can lead to a change of local files. User interaction is not required.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
使用越界的指针偏移
Source: NVD (National Vulnerability Database)
Vulnerability Title
CODESYS 缓冲区错误漏洞
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 多款产品存在缓冲区错误漏洞，该漏洞源于应用中内部缓冲区读取缺少限制。攻击者利用该漏洞可以制作带有无效偏移量的请求导致缓冲区越界读取或写入，从而实现拒绝服务攻击或本地内存覆盖。
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-2022-32142

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III. Intelligence Information for CVE-2022-32142

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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-2022-321388.8 HIGHCODESYS runtime system prone to denial of service due to Unexpected Sign Extension
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-2022-318047.5 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-823

V. Comments for CVE-2022-32142

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