CVE & CISA-KEV Catalog

CVE-2021-29074

HIGH
8.4
CVSS v3
NVD

Description

Certain NETGEAR devices are affected by a stack-based buffer overflow by an authenticated user. This affects RBW30 before 2.6.2.2, RBK852 before 3.2.17.12, RBK853 before 3.2.17.12, RBK854 before 3.2.17.12, RBR850 before 3.2.17.12, RBS850 before 3.2.17.12, RBK752 before 3.2.17.12, RBK753 before 3.2.17.12, RBK753S before 3.2.17.12, RBK754 before 3.2.17.12, RBR750 before 3.2.17.12, and RBS750 before 3.2.17.12.

CWE-787Out-of-bounds Write

How to fix

Remediation Available
rbk752 firmwareNVD
Affected:< 3.2.17.12Fixed in:3.2.17.12CVE-2021-29074derived from NVD
rbk753 firmwareNVD
Affected:< 3.2.17.12Fixed in:3.2.17.12CVE-2021-29074derived from NVD
rbk753s firmwareNVD
Affected:< 3.2.17.12Fixed in:3.2.17.12CVE-2021-29074derived from NVD
rbk754 firmwareNVD
Affected:< 3.2.17.12Fixed in:3.2.17.12CVE-2021-29074derived from NVD
rbk852 firmwareNVD
Affected:< 3.2.17.12Fixed in:3.2.17.12CVE-2021-29074derived from NVD
rbk853 firmwareNVD
Affected:< 3.2.17.12Fixed in:3.2.17.12CVE-2021-29074derived from NVD
rbk854 firmwareNVD
Affected:< 3.2.17.12Fixed in:3.2.17.12CVE-2021-29074derived from NVD
rbr750 firmwareNVD
Affected:< 3.2.17.12Fixed in:3.2.17.12CVE-2021-29074derived from NVD
rbr850 firmwareNVD
Affected:< 3.2.17.12Fixed in:3.2.17.12CVE-2021-29074derived from NVD
rbs750 firmwareNVD
Affected:< 3.2.17.12Fixed in:3.2.17.12CVE-2021-29074derived from NVD
rbs850 firmwareNVD
Affected:< 3.2.17.12Fixed in:3.2.17.12CVE-2021-29074derived from NVD
rbw30 firmwareNVD
Affected:< 2.6.2.2Fixed in:2.6.2.2CVE-2021-29074derived 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 RequiredHigh
User InteractionNone
ScopeChanged

Impact

ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

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

Exploit Intelligence

0.44%probability of exploitation in 30 days
35thpercentile

Low risk: more likely to be exploited than 35% of all known CVEs.

References

Vendor Advisory1

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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CVE-2021-29074 severity badge

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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.