{"id":"CVE-2021-38406","url":"https://www.cyber-defence.io/tools/cve/CVE-2021-38406","generatedAt":"2026-10-31T14:05:37.953Z","title":"Delta Electronics DOPSoft 2 Improper Input Validation Vulnerability","description":"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.","published":"2021-09-17T19:15:09.000Z","lastModified":"2026-06-17T04:02:02.000Z","status":"Analyzed","sourceIdentifier":"ics-cert@hq.dhs.gov","cvss":{"version":"3.1","score":7.8,"severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},"cwe":["CWE-787"],"affected":["deltaww/dopsoft"],"epss":{"score":0.76428,"percentile":0.9954,"date":"2026-10-30","history":[]},"kev":{"listed":true,"dateAdded":"2022-08-25","dueDate":"2022-09-15","knownRansomwareCampaignUse":"Unknown","notes":"The impacted product is end-of-life and should be disconnected if still in use.\nhttps://www.cisa.gov/uscert/ics/advisories/icsa-21-252-02; https://nvd.nist.gov/vuln/detail/CVE-2021-38406"},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"urgent","text":"Known to be exploited in the wild (CISA KEV, CISA remediation deadline 15 September 2022). Treat as an emergency change: patch or isolate now, then hunt for prior compromise."},"changes":[],"references":[{"url":"https://us-cert.cisa.gov/ics/advisories/icsa-21-252-02","tags":["Third Party Advisory","US Government Resource"],"source":"ics-cert@hq.dhs.gov"},{"url":"https://us-cert.cisa.gov/ics/advisories/icsa-21-252-02","tags":["Third Party Advisory","US Government Resource"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-38406","tags":["US Government Resource"],"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-38406","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}