CVE & CISA-KEV Catalog

CVE-2021-45546

HIGHEPSS 71th pctl
8.4
CVSS v3
NVD

Description

Certain NETGEAR devices are affected by command injection by an authenticated user. This affects R7850 before 1.0.5.74, R7900P before 1.4.2.84, R7960P before 1.4.2.84, R8000 before 1.0.4.74, R8000P before 1.4.2.84, RAX200 before 1.0.4.120, RAX75 before 1.0.4.120, RAX80 before 1.0.4.120, RBK752 before 3.2.17.12, RBK852 before 3.2.17.12, RBR750 before 3.2.17.12, RBR850 before 3.2.17.12, RBS750 before 3.2.17.12, and RBS850 before 3.2.17.12.

CWE-77Command Injection

How to fix

Remediation Available
r7850 firmwareNVD
Affected:< 1.0.5.74Fixed in:1.0.5.74CVE-2021-45546derived from NVD
r7900p firmwareNVD
Affected:< 1.4.2.84Fixed in:1.4.2.84CVE-2021-45546derived from NVD
r7960p firmwareNVD
Affected:< 1.4.2.84Fixed in:1.4.2.84CVE-2021-45546derived from NVD
r8000 firmwareNVD
Affected:< 1.0.4.74Fixed in:1.0.4.74CVE-2021-45546derived from NVD
r8000p firmwareNVD
Affected:< 1.4.2.84Fixed in:1.4.2.84CVE-2021-45546derived from NVD
rax200 firmwareNVD
Affected:< 1.0.4.120Fixed in:1.0.4.120CVE-2021-45546derived from NVD
rax75 firmwareNVD
Affected:< 1.0.4.120Fixed in:1.0.4.120CVE-2021-45546derived from NVD
rax80 firmwareNVD
Affected:< 1.0.4.120Fixed in:1.0.4.120CVE-2021-45546derived from NVD
rbk752 firmwareNVD
Affected:< 3.2.17.12Fixed in:3.2.17.12CVE-2021-45546derived from NVD
rbk852 firmwareNVD
Affected:< 3.2.17.12Fixed in:3.2.17.12CVE-2021-45546derived from NVD
rbr750 firmwareNVD
Affected:< 3.2.17.12Fixed in:3.2.17.12CVE-2021-45546derived from NVD
rbr850 firmwareNVD
Affected:< 3.2.17.12Fixed in:3.2.17.12CVE-2021-45546derived from NVD
rbs750 firmwareNVD
Affected:< 3.2.17.12Fixed in:3.2.17.12CVE-2021-45546derived from NVD
rbs850 firmwareNVD
Affected:< 3.2.17.12Fixed in:3.2.17.12CVE-2021-45546derived 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

1.48%probability of exploitation in 30 days
71stpercentile

Elevated risk: more likely to be exploited than 71% 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
Embed a live status badge for CVE-2021-45546
CVE-2021-45546 severity badge

Markdown

[![CVE-2021-45546](https://tridentstack.com/cve/badge/CVE-2021-45546.svg)](https://tridentstack.com/cve/CVE-2021-45546)

HTML

<a href="https://tridentstack.com/cve/CVE-2021-45546"><img src="https://tridentstack.com/cve/badge/CVE-2021-45546.svg" alt="CVE-2021-45546"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

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.