CVE-2021-38406
KEVDelta Electronics DOPSoft 2 Improper Input Validation Vulnerability
Description
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.
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.
CVSS 3.1 vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HPublishedSep 17, 2021
Last modifiedJun 17, 2026
Added to KEVAug 25, 2022
Remediation dueSep 15, 2022
References
- us-cert.cisa.gov/ics/advisories/icsa-21-252-02Third Party AdvisoryUS Government Resource
- cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-38406US Government Resource
0 recent articles mention this CVE
77
Risk assessment · High
Actively exploited. Patch immediately.
- Exploitation
- Confirmed in the wild (CISA KEV)
- Federal remediation deadline
- Overdue by 1503 days
- CVSS
- 7.8 HIGH
- EPSS (30-day exploit probability)
- 76.4% · top 1% of all CVEs
- Weakness
- CWE-787
Recommended actions
- 1.The impacted product is end-of-life and should be disconnected if still in use.
- 2.Treat as emergency change: patch or isolate internet-facing instances first.
- 3.Hunt for compromise: review logs for the disclosure window, not just from the patch date.
Assessment is derived automatically from the live signals above; verify against your own asset inventory.