Cyber Resilience

CVE-2021-38411

Medium

Published: 03 November 2021

Published
03 November 2021
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 5.5 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N
EPSS Score 0.0030 53.4th percentile
Risk Priority 11 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-38411 is a medium-severity Cross-site Scripting (CWE-79) vulnerability in Deltaww Dialink. Its CVSS base score is 5.5 (Medium).

Operationally, ranked in the top 46.6% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Delta Electronics DIALink versions 1.2.4.0 and prior is vulnerable to cross-site scripting because an authenticated attacker can inject arbitrary JavaScript code into the parameter deviceName of the API modbusWriter-Reader, which may allow an attacker to remotely execute code.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

deltaww
dialink
≤ 1.2.4.0

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-79

Penetration testing submits XSS payloads to web applications, detecting cross-site scripting flaws for subsequent remediation.

addresses: CWE-79

Validates web inputs to reject script-related content that could produce XSS.

addresses: CWE-79

Output validation against expected content can reject or sanitize script content in generated web pages, reducing XSS exploitability.

References