CVE-2020-12514— Pepper+Fuchs Comtrol IO-Link Master NULL Pointer Dereference
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I. Basic Information for CVE-2020-12514
Vulnerability Information
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Vulnerability Title
Pepper+Fuchs Comtrol IO-Link Master NULL Pointer Dereference
Source: NVD (National Vulnerability Database)
Vulnerability Description
Pepperl+Fuchs Comtrol IO-Link Master in Version 1.5.48 and below is prone to a NULL Pointer Dereference that leads to a DoS in discoveryd
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
空指针解引用
Source: NVD (National Vulnerability Database)
Vulnerability Title
Pepperl Fuchs IO-link Master 系列产品代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Pepperl Fuchs IO-link Master Series是德国Pepperl Fuchs公司的一系列用于管理传感器与控制器之间通信的工业设备。该设备可用于以太网和 IO-Link 之间的网关功能，助于在管理级别与传感器/执行器级别之间进行可靠、高效的通信。 Pepperl Fuchs IO-Link Master 系列产品存在代码问题漏洞，该漏洞源于空指针引用取消，攻击者可利用该漏洞进行Dos攻击。
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 |
|---|---|---|---|---|
| Pepper+Fuchs | Comtrol IO-Link Master | unspecified ~ 1.5.48 | - |
II. Public POCs for CVE-2020-12514
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://cert.vde.com/en-us/advisories/vde-2020-038x_refsource_CONFIRM
- https://nvd.nist.gov/vuln/detail/CVE-2020-12514
Same Patch Batch · Pepper+Fuchs · 2021-01-22 · 4 CVEs total
| CVE-2020-12511 | 8.8 HIGH | Pepper+Fuchs Comtrol IO-Link Master Cross-Site Request Forgery |
| CVE-2020-12512 | 7.5 HIGH | Pepper+Fuchs Comtrol IO-Link Master Cross-Site Scripting |
| CVE-2020-12513 | 7.5 HIGH | Pepper+Fuchs Comtrol IO-Link Master OS Command Injection |
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V. Comments for CVE-2020-12514
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