CVE & CISA-KEV Catalog

CVE-2021-45630

CRITICALEPSS 74th pctl
10.0
CVSS v3
NVD

Description

Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects CBR40 before 2.5.0.24, 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.

CWE-77Command Injection

How to fix

Remediation Available
cbr40 firmwareNVD
Affected:< 2.5.0.24Fixed in:2.5.0.24CVE-2021-45630derived from NVD
cbr750 firmwareNVD
Affected:< 4.6.3.6Fixed in:4.6.3.6CVE-2021-45630derived from NVD
rbk752 firmwareNVD
Affected:< 3.2.17.12Fixed in:3.2.17.12CVE-2021-45630derived from NVD
rbk852 firmwareNVD
Affected:< 3.2.17.12Fixed in:3.2.17.12CVE-2021-45630derived from NVD
rbr750 firmwareNVD
Affected:< 3.2.17.12Fixed in:3.2.17.12CVE-2021-45630derived from NVD
rbr850 firmwareNVD
Affected:< 3.2.17.12Fixed in:3.2.17.12CVE-2021-45630derived from NVD
rbs750 firmwareNVD
Affected:< 3.2.17.12Fixed in:3.2.17.12CVE-2021-45630derived from NVD
rbs850 firmwareNVD
Affected:< 3.2.17.12Fixed in:3.2.17.12CVE-2021-45630derived 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 VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeChanged

Impact

ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

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

Exploit Intelligence

1.67%probability of exploitation in 30 days
74thpercentile

Elevated risk: more likely to be exploited than 74% of all known CVEs.

References

Related Vulnerabilities

Other CWE-77 (Command Injection) vulnerabilities, ordered by exploit likelihood. View all

CVESeverityCVSSEPSSExploitedFix
CVE-2024-3400Critical10.0100%KEV + Ransom-
CVE-2024-21887Critical9.1100%KEV + Ransom-
CVE-2023-1671Critical9.8100%KEVFix
CVE-2023-1389High8.8100%KEVFix
CVE-2021-1498Critical9.8100%KEVFix
CVE-2012-1823Critical9.8100%KEVFix
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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.