Is CVE-2021-45552 in the CISA KEV catalog?

No. CVE-2021-45552 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-45552?

CVE-2021-45552 has a CVSS v3 base score of 6.3 (MEDIUM).

What is the EPSS score for CVE-2021-45552?

CVE-2021-45552 has an EPSS score of 1.22% (65th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-45552?

Upgrade d7800 firmware to 1.0.1.58 or later. Fixes are available for 6 affected products.

CVE & CISA-KEV Catalog

CVE-2021-45552

MEDIUM

6.3

CVSS v3

NVD

Description

Certain NETGEAR devices are affected by command injection by an authenticated user. This affects D7800 before 1.0.1.58, R7500v2 before 1.0.3.48, R7800 before 1.0.2.68, R8900 before 1.0.5.2, R9000 before 1.0.5.2, RAX120 before 1.0.1.108, and XR700 before 1.0.1.20.

CWE-77Command Injection

How to fix

Remediation Available

d7800 firmwareNVD

Affected:< 1.0.1.58Fixed in:1.0.1.58CVE-2021-45552derived from NVD

r7500v2 firmwareNVD

Affected:< 1.0.3.48Fixed in:1.0.3.48CVE-2021-45552derived from NVD

r7800 firmwareNVD

Affected:< 1.0.2.68Fixed in:1.0.2.68CVE-2021-45552derived from NVD

r8900 firmwareNVD

Affected:< 1.0.5.2Fixed in:1.0.5.2CVE-2021-45552derived from NVD

r9000 firmwareNVD

Affected:< 1.0.5.2Fixed in:1.0.5.2CVE-2021-45552derived from NVD

xr700 firmwareNVD

Affected:< 1.0.1.20Fixed in:1.0.1.20CVE-2021-45552derived 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

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityLow

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

Exploit Intelligence

1.22%probability of exploitation in 30 days

65thpercentile

Moderate risk: more likely to be exploited than 65% of all known CVEs.

References

Patch1

kb.netgear.com

Related Vulnerabilities

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

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-3400	Critical	10.0	100%	KEV + Ransom	-
CVE-2024-21887	Critical	9.1	100%	KEV + Ransom	-
CVE-2023-1671	Critical	9.8	100%	KEV	Fix
CVE-2023-1389	High	8.8	100%	KEV	Fix
CVE-2021-1498	Critical	9.8	100%	KEV	Fix
CVE-2012-1823	Critical	9.8	100%	KEV	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.