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CVE-2021-38404

Delta Electronics DOPSoft 2 Heap-based Buffer Overflow

HIGH
7.8
CVSS Score
Published: September 17, 2021 at 06:54 PM UTC
Updated: June 17, 2026 at 04:02 AM UTC
2 products affected across 2 vendorsDopsoftDOPSoft

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Severity
HIGH7.8
Exploit prediction
EPSS 1%
SSVC
No known exploit

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Dopsoft· Deltaww
95%
2.00 ≤ v ≤ 2.00.07
DOPSoft· Delta
60%
v ≤ 2.00.07

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

x_refsource_MISCThird Party AdvisoryUS Government Resource
Source: [email protected]
https://us-cert.cisa.gov/ics/advisories/icsa-21-252-02

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.8HIGHicscert
Attack Vector
LOCAL
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-122

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