Findings

CVE-2021-38406

Delta Electronics DOPSoft 2 Improper Input Validation Vulnerability

Published Sep 17, 2021 · updated Jun 16, 2026 · deltaww dopsoft

Delta Electronic DOPSoft 2 (Version 2.00.07 and prior) lacks proper validation of user-supplied data when parsing specific project files. This could result in multiple out-of-bounds write instances. An attacker could leverage this vulnerability to execute code in the context of the current process.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Sep 17, 2021 · Catalog

    Detected

    Delta Electronic DOPSoft 2 (Version 2.00.07 and prior) lacks proper validation of user-supplied data when parsing specific project files. This could result in multiple out-of-bounds write instances. An attacker could leverage this vulnerability to execute code in the context of the current process.

  2. Aug 25, 2022 · CISA KEV

    Known exploited

    The impacted product is end-of-life and should be disconnected if still in use.

  3. Sep 15, 2022 · CISA KEV

    Remediation due

    The impacted product is end-of-life and should be disconnected if still in use.

  4. Jun 16, 2026 · Catalog

    Updated

    Delta Electronic DOPSoft 2 (Version 2.00.07 and prior) lacks proper validation of user-supplied data when parsing specific project files. This could result in multiple out-of-bounds write instances. An attacker could leverage this vulnerability to execute code in the context of the current process.

Required action

The impacted product is end-of-life and should be disconnected if still in use.

CISA due date Sep 15, 2022

Affected

  • cpe deltaww/dopsoftversion unspecified
  • vendor Delta Electronics DOPSoft 2version unspecified

Sources

  • CISA KEVConfirmed exploitationCVE-2021-38406

    Delta Electronics DOPSoft 2 lacks proper validation of user-supplied data when parsing specific project files (improper input validation) resulting in an out-of-bounds write that allows for code execution.

    cisa.gov
  • CVE.orgVulnerability recordCVE-2021-38406

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2021-38406

    30-day exploitation probability 76.4%

    first.org
  • NIST NVDVulnerability recordCVE-2021-38406

    Delta Electronic DOPSoft 2 (Version 2.00.07 and prior) lacks proper validation of user-supplied data when parsing specific project files. This could result in multiple out-of-bounds write instances. An attacker could leverage this vulnerability to execute code in the context of t

    nvd.nist.gov

References

CVE-2021-38406 · ZeroDay Findings