CVE-2021-20836
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I. Basic Information for CVE-2021-20836
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
Out-of-bounds read vulnerability in CX-Supervisor v4.0.0.13 and v4.0.0.16 allows an attacker with administrative privileges to cause information disclosure and/or arbitrary code execution by opening a specially crafted SCS project files.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Omron CX-Supervisor 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Omron CX-Supervisor是日本欧姆龙（Omron）公司的一款可视化机器控制器。 OMRON CX-Supervisor 中存在缓冲区错误漏洞，该漏洞源于产品未能正确判断内存边界进而导致越界读错误。攻击者可通过该漏洞导致信息泄露及代码执行。
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 |
|---|---|---|---|---|
| OMRON Corporation | OMRON CX-Supervisor | v4.0.0.13 and v4.0.0.16 | - |
II. Public POCs for CVE-2021-20836
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
No public POC found.
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- https://www.myomron.com/index.php?action=kb&article=1692x_refsource_MISC
- https://jvn.jp/en/vu/JVNVU90041391/index.htmlx_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2021-20836
IV. Related Vulnerabilities
Same vendor: OMRON Corporation
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Out-of-bounds Read vulnerability in CX-Programmer - CVE-2024-12083
Path Traversal Vulnerabilities in NJ/NX-series Machine Autom - CVE-2024-12298
Vulnerability Report on Improper Restriction of XML External - CVE-2024-49501
OMRON Sysmac Studio 安全漏洞
V. Comments for CVE-2021-20836
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