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CVE-2022-22516— CODESYS driver SysDrv3S allows SYSTEM users on Microsoft Windows to read and write in restricted memory space.

Quick assessment

Affected
CODESYS CODESYS Control RTE (SL)
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 Control是德国3S-Smart Software Solutions（3s-smart Software Solutions）公司的一套工业控制程序编程软件。 3S-Smart Software Solutions CODESYS Control 存在安全漏洞，该漏洞允许任何系统用户在受限的内存空间内进行读写。

CVSS 7.8 · High EPSS 0.26% · P16

Possible ATT&CK Techniques 1 AI

T1055 · Process Injection
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I. Basic Information for CVE-2022-22516

Vulnerability Information
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Vulnerability Title
CODESYS driver SysDrv3S allows SYSTEM users on Microsoft Windows to read and write in restricted memory space.
Source: CVE Program / CVE List V5
Vulnerability Description
The SysDrv3S driver in the CODESYS Control runtime system on Microsoft Windows allows any system user to read and write within restricted memory space.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
关键资源的不正确权限授予
Source: CVE Program / CVE List V5
Vulnerability Title
3S-Smart Software Solutions CODESYS Control 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
3s-smart Software Solutions CODESYS Control是德国3S-Smart Software Solutions（3s-smart Software Solutions）公司的一套工业控制程序编程软件。 3S-Smart Software Solutions CODESYS Control 存在安全漏洞，该漏洞允许任何系统用户在受限的内存空间内进行读写。
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 Control RTE (SL) V3.5.18.0 ~ V3.5.18.0 -
CODESYS CODESYS Control RTE (for Beckhoff CX) SL V3.5.18.0 ~ V3.5.18.0 -
CODESYS CODESYS Control Win (SL) V3.5.18.0 ~ V3.5.18.0 -
CODESYS CODESYS Development System V3 V3.5.18.0 ~ V3.5.18.0 -

II. Public POCs for CVE-2022-22516

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III. Intelligence Information for CVE-2022-22516

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Other References for CVE-2022-22516 (1)

Same Patch Batch · CODESYS · 2022-04-07 · 7 CVEs total

CVE-2022-22515 8.1 HIGH A component of the CODESYS Control runtime system allows read and write access to configur
CVE-2022-22519 7.5 HIGH Special HTTP(s) Requests can cause a buffer-read causing a crash of the webserver and the
CVE-2022-22517 7.5 HIGH Communication Components in multiple CODESYS products vulnerable to communication channel
CVE-2022-22514 7.1 HIGH Untrusted Pointer Dereference in multiple CODESYS products can lead to a DoS.
CVE-2022-22518 6.5 MEDIUM A bug in the CODESYS V3 CmpUserMgr component fails to correctly apply a security policy.
CVE-2022-22513 6.5 MEDIUM Null Pointer Dereference in multiple CODESYS products can lead to a DoS.

IV. Related Vulnerabilities

Same product: CODESYS Control RTE (SL)
Same vendor: CODESYS
Same weakness: CWE-732

V. Comments for CVE-2022-22516

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