CVE & CISA-KEV Catalog

CVE-2018-21114

MEDIUM
6.8
CVSS v3
NVD

Description

Certain NETGEAR devices are affected by command injection by an authenticated user. This affects D7800 before 1.0.1.44, EX6150v2 before 1.0.1.70, EX6100v2 before 1.0.1.70, EX6200v2 before 1.0.1.64, EX7300 before 1.0.2.136, EX6400 before 1.0.2.136, R6100 before 1.0.1.16, R7500 before 1.0.0.110, R7800 before 1.0.2.32, R9000 before 1.0.4.12, WN3000RPv2 before 1.0.0.56, WN3000RPv3 before 1.0.2.52, WNDR4300v2 before 1.0.0.50, and WNDR4500v3 before 1.0.0.50.

CWE-74Injection

How to fix

Remediation Available
d7800 firmwareNVD
Affected:< 1.0.1.44Fixed in:1.0.1.44CVE-2018-21114derived from NVD
ex6100 firmwareNVD
Affected:< 1.0.1.70Fixed in:1.0.1.70CVE-2018-21114derived from NVD
ex6150 firmwareNVD
Affected:< 1.0.1.70Fixed in:1.0.1.70CVE-2018-21114derived from NVD
ex6200 firmwareNVD
Affected:< 1.0.1.64Fixed in:1.0.1.64CVE-2018-21114derived from NVD
ex6400 firmwareNVD
Affected:< 1.0.2.136Fixed in:1.0.2.136CVE-2018-21114derived from NVD
ex7300 firmwareNVD
Affected:< 1.0.2.136Fixed in:1.0.2.136CVE-2018-21114derived from NVD
r6100 firmwareNVD
Affected:< 1.0.1.16Fixed in:1.0.1.16CVE-2018-21114derived from NVD
r7500 firmwareNVD
Affected:< 1.0.0.110Fixed in:1.0.0.110CVE-2018-21114derived from NVD
r7800 firmwareNVD
Affected:< 1.0.2.32Fixed in:1.0.2.32CVE-2018-21114derived from NVD
r9000 firmwareNVD
Affected:< 1.0.4.12Fixed in:1.0.4.12CVE-2018-21114derived from NVD
wn3000rp firmwareNVD
Affected:< 1.0.2.52Fixed in:1.0.2.52CVE-2018-21114derived from NVD
wndr4300 firmwareNVD
Affected:< 1.0.0.50Fixed in:1.0.0.50CVE-2018-21114derived from NVD
wndr4500 firmwareNVD
Affected:< 1.0.0.50Fixed in:1.0.0.50CVE-2018-21114derived 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
ScopeUnchanged

Impact

ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

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

Exploit Intelligence

0.81%probability of exploitation in 30 days
53rdpercentile

Moderate risk: more likely to be exploited than 53% of all known CVEs.

References

Vendor Advisory1

Related Vulnerabilities

Other CWE-74 (Injection) vulnerabilities, ordered by exploit likelihood. View all

CVESeverityCVSSEPSSExploitedFix
CVE-2013-2251Critical9.8100%KEVFix
CVE-2023-22527Critical9.8100%KEV + RansomFix
CVE-2019-2725Critical9.8100%KEV + RansomFix
CVE-2022-46169Critical9.8100%KEVFix
CVE-2022-35914Critical9.8100%KEV-
CVE-2019-17558High7.599%KEVFix
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CVE-2018-21114 severity badge

Markdown

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HTML

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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.