CVE-2021-38406— Delta Electronics DOPSoft 2 Out-of-Bounds Write
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I. Basic Information for CVE-2021-38406
Vulnerability Information
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Vulnerability Title
Delta Electronics DOPSoft 2 Out-of-Bounds Write
Source: NVD (National Vulnerability Database)
Vulnerability Description
Delta Electronic DOPSoft 2 (Version 2.00.07 and prior) lacks proper validation of user-supplied data when parsing specific project files. This could result in multiple out-of-bounds write instances. An attacker could leverage this vulnerability to execute code in the context of the current process.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
跨界内存写
Source: NVD (National Vulnerability Database)
Vulnerability Title
Delta Electronics DOPSoft 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Delta Electronics DOPSoft是中国台湾台达电子（Delta Electronics）公司的一套人机界面（HMI）软件。 Delta Electronics DOPSoft 2存在缓冲区错误漏洞，该漏洞源于受影响的应用程序在解析特定项目文件时缺乏对用户提供的数据的正确验证。
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)
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Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Delta Electronics | DOPSoft 2 | unspecified ~ 2.00.07 | - |
II. Public POCs for CVE-2021-38406
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://us-cert.cisa.gov/ics/advisories/icsa-21-252-02x_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2021-38406
Same Patch Batch · Delta Electronics · 2021-09-17 · 3 CVEs total
| CVE-2021-38402 | 7.8 HIGH | Delta Electronics DOPSoft 2 Stack-Based Buffer Overflow |
| CVE-2021-38404 | 7.8 HIGH | Delta Electronics DOPSoft 2 Heap-based Buffer Overflow |
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V. Comments for CVE-2021-38406
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