CVE-2024-39883: Heap-based Buffer Overflow in Delta Electronics CNCSoft-G2

Published Jul 9, 2024

Updated

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.

Affected Software

4 affected components

Deltaww Cncsoft-g2=2.0.0.5

: Delta Electronics CNCSoft-G2: Version 2.0.0.5 (CVE-2024-39880, CVE-2024-39881, CVE-2024-39882, CVE-2024-39883)

: Delta Electronics CNCSoft-G2: Version 2.1.0.10 and prior (CVE-2025-22880)

: Delta Electronics CNCSoft-G2: Version 2.1.0.16 and prior (CVE-2024-12858)

Remediation

Information

Delta Electronics recommends users update to CNCSoft-G2 V2.1.0.10 https://downloadcenter.deltaww.com/en-US/DownloadCenter or later.

Event History

Jul 9, 2024

CVE Published

via MITRE·09:25 PM

Data Sourced

via MITRE·09:25 PM

RemedyDescriptionWeakness

Data Sourced

via NVD·10:15 PM

DescriptionSeverityWeakness

Parent advisories

This vulnerability appears in the following advisories.

ICSA-24-191-01

Frequently Asked Questions

What is the severity of CVE-2024-39883?

CVE-2024-39883 is classified as a critical severity vulnerability due to the potential for remote code execution.

How do I fix CVE-2024-39883?

To fix CVE-2024-39883, update Delta Electronics CNCSoft-G2 to version 2.0.0.5 or apply the recommended security patches.

What systems are impacted by CVE-2024-39883?

CVE-2024-39883 affects Delta Electronics CNCSoft-G2 version 2.0.0.5.

What type of vulnerability is CVE-2024-39883?

CVE-2024-39883 is a buffer overflow vulnerability that arises from inadequate input validation.

What can an attacker do with CVE-2024-39883?

An attacker exploiting CVE-2024-39883 can execute arbitrary code in the context of the affected application.