Advisory Details

October 15th, 2024

Delta Electronics CNCSoft-G2 DPAX File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability

ZDI-24-1386
ZDI-CAN-24825

CVE ID CVE-2024-47963
CVSS SCORE 7.8, AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
AFFECTED VENDORS Delta Electronics
AFFECTED PRODUCTS CNCSoft-G2
VULNERABILITY DETAILS

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Delta Electronics CNCSoft-G2. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.

The specific flaw exists within the parsing of DPAX files. The issue results from the lack of proper validation of user-supplied data, which can result in a write past the end of an allocated object. An attacker can leverage this vulnerability to execute code in the context of the current process.

ADDITIONAL DETAILS Delta Electronics has issued an update to correct this vulnerability. More details can be found at:
https://www.cisa.gov/news-events/ics-advisories/icsa-24-284-21
DISCLOSURE TIMELINE
  • 2024-07-12 - Vulnerability reported to vendor
  • 2024-10-15 - Coordinated public release of advisory
  • 2024-10-15 - Advisory Updated
CREDIT Bobby Gould and Fritz Sands of Trend Micro Zero Day Initiative
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