CVE & CISA-KEV Catalog

CVE-2021-45605

MEDIUM
6.0
CVSS v3
NVD

Description

Certain NETGEAR devices are affected by a stack-based buffer overflow by an authenticated user. This affects R6400 before 1.0.1.68, R7000 before 1.0.11.116, R6900P before 1.3.3.140, R7000P before 1.3.3.140, R7900 before 1.0.4.38, RAX75 before 1.0.3.102, RAX80 before 1.0.3.102, and XR300 before 1.0.3.50.

CWE-787Out-of-bounds Write

How to fix

Remediation Available
r6400 firmwareNVD
Affected:< 1.0.1.68Fixed in:1.0.1.68CVE-2021-45605derived from NVD
r6900p firmwareNVD
Affected:< 1.3.3.140Fixed in:1.3.3.140CVE-2021-45605derived from NVD
r7000 firmwareNVD
Affected:< 1.0.11.116Fixed in:1.0.11.116CVE-2021-45605derived from NVD
r7000p firmwareNVD
Affected:< 1.3.3.140Fixed in:1.3.3.140CVE-2021-45605derived from NVD
r7900 firmwareNVD
Affected:< 1.0.4.38Fixed in:1.0.4.38CVE-2021-45605derived from NVD
rax75 firmwareNVD
Affected:< 1.0.3.102Fixed in:1.0.3.102CVE-2021-45605derived from NVD
rax80 firmwareNVD
Affected:< 1.0.3.102Fixed in:1.0.3.102CVE-2021-45605derived from NVD
xr300 firmwareNVD
Affected:< 1.0.3.50Fixed in:1.0.3.50CVE-2021-45605derived 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 VectorLocal
Attack ComplexityLow
Privileges RequiredHigh
User InteractionNone
ScopeChanged

Impact

ConfidentialityNone
IntegrityNone
AvailabilityHigh

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

Exploit Intelligence

0.58%probability of exploitation in 30 days
44thpercentile

Moderate risk: more likely to be exploited than 44% of all known CVEs.

References

Related Vulnerabilities

Other CWE-787 (Out-of-bounds Write) vulnerabilities, ordered by exploit likelihood. View all

CVESeverityCVSSEPSSExploitedFix
CVE-2025-22457Critical9.0100%KEV + RansomFix
CVE-2025-0282Critical9.0100%KEV + Ransom-
CVE-2015-3113Critical9.8100%KEVFix
CVE-2021-20038Critical9.8100%KEV + Ransom-
CVE-2023-4863High8.8100%KEVFix
CVE-2020-16040Medium6.5100%-Fix
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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.