CVE & CISA-KEV Catalog

CVE-2021-45506

CRITICAL

9.6

CVSS v3

Description

Certain NETGEAR devices are affected by authentication bypass. This affects CBR750 before 4.6.3.6, RBK752 before 3.2.17.12, RBR750 before 3.2.17.12, RBS750 before 3.2.17.12, RBK852 before 3.2.17.12, RBR850 before 3.2.17.12, and RBS850 before 3.2.17.12.

How to fix

Remediation Available

cbr750 firmwareNVD

Affected:< 4.6.3.6Fixed in:4.6.3.6CVE-2021-45506derived from NVD

rbk752 firmwareNVD

Affected:< 3.2.17.12Fixed in:3.2.17.12CVE-2021-45506derived from NVD

rbk852 firmwareNVD

Affected:< 3.2.17.12Fixed in:3.2.17.12CVE-2021-45506derived from NVD

rbr750 firmwareNVD

Affected:< 3.2.17.12Fixed in:3.2.17.12CVE-2021-45506derived from NVD

rbr850 firmwareNVD

Affected:< 3.2.17.12Fixed in:3.2.17.12CVE-2021-45506derived from NVD

rbs750 firmwareNVD

Affected:< 3.2.17.12Fixed in:3.2.17.12CVE-2021-45506derived from NVD

rbs850 firmwareNVD

Affected:< 3.2.17.12Fixed in:3.2.17.12CVE-2021-45506derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorAdjacent

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeChanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Exploit Intelligence

0.46%probability of exploitation in 30 days

37thpercentile

Low risk: more likely to be exploited than 37% of all known CVEs.

References

Vendor Advisory1

kb.netgear.com

Embed a live status badge for CVE-2021-45506

Markdown

[![CVE-2021-45506](https://tridentstack.com/cve/badge/CVE-2021-45506.svg)](https://tridentstack.com/cve/CVE-2021-45506)

HTML

<a href="https://tridentstack.com/cve/CVE-2021-45506"><img src="https://tridentstack.com/cve/badge/CVE-2021-45506.svg" alt="CVE-2021-45506"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.