CVE & CISA-KEV Catalog

CVE-2021-45554

HIGH
8.4
CVSS v3
NVD

Description

Certain NETGEAR devices are affected by command injection by an authenticated user. This affects R6400 before 1.0.1.74, R6400v2 before 1.0.4.118, R6700v3 before 1.0.4.118, R7000 before 1.0.11.126, R6900P before 1.3.3.140, R7000P before 1.3.3.140, and R8000 before 1.0.4.74.

CWE-77Command Injection

How to fix

Remediation Available
r6400 firmwareNVD
Affected:< 1.0.1.74Fixed in:1.0.1.74CVE-2021-45554derived from NVD
r6400v2 firmwareNVD
Affected:< 1.0.4.118Fixed in:1.0.4.118CVE-2021-45554derived from NVD
r6700v3 firmwareNVD
Affected:< 1.0.4.118Fixed in:1.0.4.118CVE-2021-45554derived from NVD
r6900p firmwareNVD
Affected:< 1.3.3.140Fixed in:1.3.3.140CVE-2021-45554derived from NVD
r7000 firmwareNVD
Affected:< 1.0.11.126Fixed in:1.0.11.126CVE-2021-45554derived from NVD
r7000p firmwareNVD
Affected:< 1.3.3.140Fixed in:1.3.3.140CVE-2021-45554derived from NVD
r8000 firmwareNVD
Affected:< 1.0.4.74Fixed in:1.0.4.74CVE-2021-45554derived 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

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.