CVE & CISA-KEV Catalog

CVE-2018-21162

CRITICALEPSS 87th pctl
9.8
CVSS v3
NVD

Description

Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects D6400 before 1.0.0.78, EX6200 before 1.0.3.86, EX7000 before 1.0.0.64, R6250 before 1.0.4.8, R6300v2 before 1.0.4.6, R6400 before 1.0.1.12, R6700 before 1.0.1.16, R7000 before 1.0.7.10, R7100LG before 1.0.0.42, R7300DST before 1.0.0.44, R7900 before 1.0.1.12, R8000 before 1.0.3.36, R8300 before 1.0.2.74, R8500 before 1.0.2.74, WNDR3400v3 before 1.0.1.14, and WNR3500Lv2 before 1.2.0.48.

CWE-78OS Command Injection

How to fix

Remediation Available
d6400 firmwareNVD
Affected:< 1.0.0.78Fixed in:1.0.0.78CVE-2018-21162derived from NVD
ex6200 firmwareNVD
Affected:< 1.0.3.86Fixed in:1.0.3.86CVE-2018-21162derived from NVD
ex7000 firmwareNVD
Affected:< 1.0.0.64Fixed in:1.0.0.64CVE-2018-21162derived from NVD
r6250 firmwareNVD
Affected:< 1.0.4.8Fixed in:1.0.4.8CVE-2018-21162derived from NVD
r6300 firmwareNVD
Affected:< 1.0.4.6Fixed in:1.0.4.6CVE-2018-21162derived from NVD
r6400 firmwareNVD
Affected:< 1.0.1.12Fixed in:1.0.1.12CVE-2018-21162derived from NVD
r6700 firmwareNVD
Affected:< 1.0.1.16Fixed in:1.0.1.16CVE-2018-21162derived from NVD
r7000 firmwareNVD
Affected:< 1.0.7.10Fixed in:1.0.7.10CVE-2018-21162derived from NVD
r7100lg firmwareNVD
Affected:< 1.0.0.42Fixed in:1.0.0.42CVE-2018-21162derived from NVD
r7300dst firmwareNVD
Affected:< 1.0.0.44Fixed in:1.0.0.44CVE-2018-21162derived from NVD
r7900 firmwareNVD
Affected:< 1.0.1.12Fixed in:1.0.1.12CVE-2018-21162derived from NVD
r8000 firmwareNVD
Affected:< 1.0.3.36Fixed in:1.0.3.36CVE-2018-21162derived from NVD
r8300 firmwareNVD
Affected:< 1.0.2.74Fixed in:1.0.2.74CVE-2018-21162derived from NVD
r8500 firmwareNVD
Affected:< 1.0.2.74Fixed in:1.0.2.74CVE-2018-21162derived from NVD
wndr3400 firmwareNVD
Affected:< 1.0.1.14Fixed in:1.0.1.14CVE-2018-21162derived from NVD
wnr3500l firmwareNVD
Affected:< 1.2.0.48Fixed in:1.2.0.48CVE-2018-21162derived 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 VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeUnchanged

Impact

ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

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

Exploit Intelligence

3.35%probability of exploitation in 30 days
87thpercentile

Elevated risk: more likely to be exploited than 87% of all known CVEs.

References

Vendor Advisory1

Related Vulnerabilities

Other CWE-78 (OS Command Injection) vulnerabilities, ordered by exploit likelihood. View all

CVESeverityCVSSEPSSExploitedFix
CVE-2021-1498Critical9.8100%KEVFix
CVE-2014-6271Critical9.8100%KEVFix
CVE-2019-16920Critical9.8100%KEV-
CVE-2022-44877Critical9.8100%KEVFix
CVE-2020-8515Critical9.8100%KEV-
CVE-2020-9054Critical9.8100%KEVFix
Embed a live status badge for CVE-2018-21162
CVE-2018-21162 severity badge

Markdown

[![CVE-2018-21162](https://tridentstack.com/cve/badge/CVE-2018-21162.svg)](https://tridentstack.com/cve/CVE-2018-21162)

HTML

<a href="https://tridentstack.com/cve/CVE-2018-21162"><img src="https://tridentstack.com/cve/badge/CVE-2018-21162.svg" alt="CVE-2018-21162"></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.