Cyber Resilience

CVE-2021-38466

High

Published: 19 October 2021

Published
19 October 2021
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:L
EPSS Score 0.0020 42.1th percentile
Risk Priority 18 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-38466 is a high-severity Cross-site Scripting (CWE-79) vulnerability in Inhandnetworks Ir615 Firmware. Its CVSS base score is 8.8 (High).

Operationally, ranked at the 42.1th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

InHand Networks IR615 Router's Versions 2.3.0.r4724 and 2.3.0.r4870 do not perform sufficient input validation on client requests from the help page. This may allow an attacker to perform a reflected cross-site scripting attack, which could allow an attacker to run…

more

code on behalf of the client browser.

CWE(s)

Related Threats

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

Affected Assets

inhandnetworks
ir615 firmware
2.3.0.r4724, 2.3.0.r4870

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