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CVE-2024-39883— Heap-based Buffer Overflow in Delta Electronics 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 2.0.0.5版本存在安全漏洞，该漏洞源于存在基于堆的缓冲区溢出漏洞，导致攻击者可以在上下文中执行代码。

AI Predicted 8.1 Difficulty: Easy EPSS 0.74% · P53

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution
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I. Basic Information for CVE-2024-39883

Vulnerability Information
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Vulnerability Title
Heap-based Buffer Overflow in Delta Electronics 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:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
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 2.0.0.5版本存在安全漏洞，该漏洞源于存在基于堆的缓冲区溢出漏洞，导致攻击者可以在上下文中执行代码。
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 2.0.0.5 -

II. Public POCs for CVE-2024-39883

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III. Intelligence Information for CVE-2024-39883

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Vendor Advisories for CVE-2024-39883 (1)

Same Patch Batch · Delta Electronics · 2024-07-09 · 4 CVEs total

CVE-2024-39880 7.8 HIGH Stack-based Buffer Overflow in Delta Electronics CNCSoft-G2
CVE-2024-39881 Out-of-bounds Write in Delta Electronics CNCSoft-G2
CVE-2024-39882 Out-of-bounds Read in Delta Electronics CNCSoft-G2

IV. Related Vulnerabilities

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

V. Comments for CVE-2024-39883

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