How severe is CVE-2021-38404?

CVE-2021-38404 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-38404 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-38404?

CVE-2021-38404 affects Deltaww Dopsoft. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-38404?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2021-38404 published?

CVE-2021-38404 was published on 2021-09-17 and last updated on 2026-06-17.

CVE-2021-38404

CVE-2021-38404 is a high-severity vulnerability in Deltaww Dopsoft with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-122.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 6.8
EPSS exploit prediction: 1% (58th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-122
Affected product: Deltaww Dopsoft
Published: 2021-09-17
Last modified: 2026-06-17

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 a heap-based buffer overflow. An attacker could leverage this vulnerability to execute code in the context of the current process.

Frequently asked questions

What is CVE-2021-38404?: 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 a heap-based buffer overflow. An attacker could leverage this vulnerability to execute code in the context of the current process.
How severe is CVE-2021-38404?: CVE-2021-38404 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-38404 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-38404?: CVE-2021-38404 affects Deltaww Dopsoft. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-38404?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2021-38404 published?: CVE-2021-38404 was published on 2021-09-17 and last updated on 2026-06-17.

References

https://us-cert.cisa.gov/ics/advisories/icsa-21-252-02

Affected products (1)

cpe:2.3:a:deltaww:dopsoft:*:*:*:*:*:*:*:*

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