Is CVE-2021-45500 in the CISA KEV catalog?

No. CVE-2021-45500 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-45500?

CVE-2021-45500 has a CVSS v3 base score of 9.6 (CRITICAL).

What is the EPSS score for CVE-2021-45500?

CVE-2021-45500 has an EPSS score of 0.46% (37th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-45500?

Upgrade r7000p firmware to 1.3.3.140 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2021-45500

CRITICAL

9.6

CVSS v3

NVD

Description

Certain NETGEAR devices are affected by authentication bypass. This affects R7000P before 1.3.3.140 and R8000 before 1.0.4.68.

How to fix

Remediation Available

r7000p firmwareNVD

Affected:< 1.3.3.140Fixed in:1.3.3.140CVE-2021-45500derived from NVD

r8000 firmwareNVD

Affected:< 1.0.4.68Fixed in:1.0.4.68CVE-2021-45500derived 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

AvailabilityLow

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

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

Patch1

kb.netgear.com

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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.