CVE-2021-38406
Delta Electronics DOPSoft 2 Improper Input Validation Vulnerability
Does this matter?
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.
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.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 76.43% probability · 100th percentile
- CISA KEV
- Listed 25 August 2022 · due 15 September 2022
- Weakness
- CWE-787
- Affected
- deltaww/dopsoft
- Source
- ics-cert@hq.dhs.gov
CISA notes
The impacted product is end-of-life and should be disconnected if still in use. https://www.cisa.gov/uscert/ics/advisories/icsa-21-252-02; https://nvd.nist.gov/vuln/detail/CVE-2021-38406
References
- https://us-cert.cisa.gov/ics/advisories/icsa-21-252-02Third Party Advisory, US Government Resource
- https://us-cert.cisa.gov/ics/advisories/icsa-21-252-02Third Party Advisory, US Government Resource
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-38406US Government Resource
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.