CVE-2018-7502
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I. Basic Information for CVE-2018-7502
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
Kernel drivers in Beckhoff TwinCAT 3.1 Build 4022.4, TwinCAT 2.11 R3 2259, and TwinCAT 3.1 lack proper validation of user-supplied pointer values. An attacker who is able to execute code on the target may be able to exploit this vulnerability to obtain SYSTEM privileges.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
非可信指针解引用
Source: NVD (National Vulnerability Database)
Vulnerability Title
Beckhoff TwinCAT Kernal驱动程序权限许可和访问控制漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Beckhoff TwinCAT是一套由实时环境和在开发环境中执行控制程序的实时系统组成的软件系统，用于编程、诊断和系统配置。Kernal drivers是其中的内核驱动程序。 Beckhoff TwinCAT 3.1 Build 4022.4版本、2.11 R3 2259版本和3.1版本中的Kernal驱动程序存在本地提权漏洞，该漏洞源于程序没有正确的校验用户提供的指针值。本地攻击者可利用该漏洞获取SYSTEM权限。
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 |
|---|---|---|---|---|
| ICS-CERT | Beckhoff TwinCAT PLC products | TwinCAT 3.1 Build 4022.4, TwinCAT 2.11 R3 2259, TwinCAT 3.1 | - |
II. Public POCs for CVE-2018-7502
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://srcincite.io/advisories/src-2018-0007/x_refsource_MISC
- https://ics-cert.us-cert.gov/advisories/ICSA-18-081-02x_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2018-7502
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V. Comments for CVE-2018-7502
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