Cyber Resilience

CVE-2021-45676

Medium

Published: 26 December 2021

Published
26 December 2021
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 4.3 CVSS:3.1/AV:A/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
EPSS Score 0.0022 44.3th percentile
Risk Priority 9 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-45676 is a medium-severity Cross-site Scripting (CWE-79) vulnerability in Netgear Rax200 Firmware. Its CVSS base score is 4.3 (Medium).

Operationally, ranked at the 44.3th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Certain NETGEAR devices are affected by stored XSS. This affects RAX200 before 1.0.5.126, RAX20 before 1.0.2.82, RAX80 before 1.0.5.126, RAX15 before 1.0.2.82, and RAX75 before 1.0.5.126.

CWE(s)

Related Threats

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

Affected Assets

netgear
rax200 firmware
≤ 1.0.5.126
netgear
rax20 firmware
≤ 1.0.2.82
netgear
rax80 firmware
≤ 1.0.5.126
netgear
rax15 firmware
≤ 1.0.2.82
netgear
rax75 firmware
≤ 1.0.5.126

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