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CVE-2025-22880— Heap-based Buffer Overflow in CNCSoft-G2

Quick assessment

Affected
Delta Electronics CNCSoft-G2
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.

Delta Electronics CNCSoft-G2是中国台达电子（Delta Electronics）公司的一种人机界面（HMI）软件。 Delta Electronics CNCSoft-G2存在安全漏洞，该漏洞源于在数据复制到固定长度缓冲区前数据长度验证不当，可能导致攻击者通过恶意页面或文件执行代码。

CVSS 7.8 · High EPSS 0.24% · P13

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2025-22880

Vulnerability Information
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Vulnerability Title
Heap-based Buffer Overflow in CNCSoft-G2
Source: CVE Program / CVE List V5
Vulnerability Description
Delta Electronics CNCSoft-G2 lacks proper validation of the length of user-supplied data prior to copying it to a fixed-length heap-based buffer. If a target visits a malicious page or opens a malicious file an attacker can leverage this vulnerability to execute code in the context of the current process.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
堆缓冲区溢出
Source: CVE Program / CVE List V5
Vulnerability Title
Delta Electronics CNCSoft-G2 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Delta Electronics CNCSoft-G2是中国台达电子（Delta Electronics）公司的一种人机界面（HMI）软件。 Delta Electronics CNCSoft-G2存在安全漏洞，该漏洞源于在数据复制到固定长度缓冲区前数据长度验证不当，可能导致攻击者通过恶意页面或文件执行代码。
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
Delta Electronics CNCSoft-G2 0 ~ 2.1.0.20 -

II. Public POCs for CVE-2025-22880

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III. Intelligence Information for CVE-2025-22880

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IV. Related Vulnerabilities

Same product: CNCSoft-G2
Same vendor: Delta Electronics
Same weakness: CWE-122

V. Comments for CVE-2025-22880

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