# CVE-2021-38406: Delta Electronics DOPSoft 2 Improper Input Validation Vulnerability

Source: https://junglewise.ai/threats/cve-2021-38406-delta-electronics-dopsoft-2-improper-input-validation  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2022-08-25. Updated: 2026-05-10  
License: CC BY 4.0 with a link back

CVE-2021-38406 · Severity: critical · CVSS 7.8 · Exploited in the wild · Published 2022-08-25

Delta Electronics DOPSoft 2 lacks proper validation of user-supplied data when parsing specific project files. This vulnerability results in an out-of-bounds write, which an attacker could leverage to execute arbitrary code in the context of the current process.

Vendors: [Delta Electronics](https://junglewise.ai/threats/vendors/delta-electronics).

## Quick answers

**Is CVE-2021-38406 exploited in the wild?** Yes. CVE-2021-38406 is known to be exploited in the wild, first recorded on 25 August 2022. Treat it as urgent.

**How severe is CVE-2021-38406?** Critical severity, with a CVSS score of 7.8, published 25 August 2022.

**Which products and versions are affected?** Delta Electronics DOPSoft 2 2.00.07 and prior.

**Is there a fix for CVE-2021-38406?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2021-38406 attacked?** It is attacked with local access, in a network appliance.

**Am I affected by CVE-2021-38406?** Check whether you run Delta Electronics DOPSoft 2. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Affected products

- Delta Electronics DOPSoft 2 2.00.07 and prior

## Timeline

- 2021-09-17: disclosed: NVD Published Date
- 2022-08-25: kev added: Added to CISA Known Exploited Vulnerabilities Catalog
- 2022-08-25: advisory: Published date provided in advisory metadata