Delta Electronics Delta Industrial Automation DOPSoft DPS File wLogTitlesPrevValueLen Buffer Overflow Remote Code Execution


A stack based buffer overflow exists in Delta Electronics Delta Industrial Automation DOPSoft when parsing the wLogTitlesPrevValueLen field of a DPS file. A remote, unauthenticated attacker can exploit this vulnerability by enticing a user to open a specially crafted DPS file to achieve remote code execution.

Vulnerability Identifier

  • Exodus Intelligence: EIP-b1c30ad0
  • MITRE: CVE-2023-43820

Vulnerability Metrics

  • CVSSv2 Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P
  • CVSSv2 Score: 6.8

Vendor References

  • The affected product is end-of-life and no patches are available.

Discovery Credit

  • Exodus Intelligence

Disclosure Timeline

  • Disclosed to Vendor: March 8, 2023
  • Vendor response to disclosure: March 22, 2023
  • Disclosed to public: January 18, 2024

Further Information

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