CVE & CISA-KEV Catalog

CVE-2021-45533

HIGH
8.4
CVSS v3
NVD

Description

Certain NETGEAR devices are affected by command injection by an authenticated user. This affects EX6120 before 1.0.0.66, EX6130 before 1.0.0.46, EX7000 before 1.0.1.106, EX7500 before 1.0.1.76, EX3700 before 1.0.0.94, EX3800 before 1.0.0.94, RBR850 before 4.6.3.9, RBS850 before 4.6.3.9, and RBK852 before 4.6.3.9.

CWE-77Command Injection

How to fix

Remediation Available
ex3700 firmwareNVD
Affected:< 1.0.0.94Fixed in:1.0.0.94CVE-2021-45533derived from NVD
ex3800 firmwareNVD
Affected:< 1.0.0.94Fixed in:1.0.0.94CVE-2021-45533derived from NVD
ex6120 firmwareNVD
Affected:< 1.0.0.66Fixed in:1.0.0.66CVE-2021-45533derived from NVD
ex6130 firmwareNVD
Affected:< 1.0.0.46Fixed in:1.0.0.46CVE-2021-45533derived from NVD
ex7000 firmwareNVD
Affected:< 1.0.1.106Fixed in:1.0.1.106CVE-2021-45533derived from NVD
ex7500 firmwareNVD
Affected:< 1.0.1.76Fixed in:1.0.1.76CVE-2021-45533derived from NVD
rbk852 firmwareNVD
Affected:< 4.6.3.9Fixed in:4.6.3.9CVE-2021-45533derived from NVD
rbr850 firmwareNVD
Affected:< 4.6.3.9Fixed in:4.6.3.9CVE-2021-45533derived from NVD
rbs850 firmwareNVD
Affected:< 4.6.3.9Fixed in:4.6.3.9CVE-2021-45533derived 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

0.63%probability of exploitation in 30 days
46thpercentile

Moderate risk: more likely to be exploited than 46% of all known CVEs.

References

Vendor Advisory1

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.