CVE & CISA-KEV Catalog

CVE-2021-38525

MEDIUM
6.8
CVSS v3
NVD

Description

Certain NETGEAR devices are affected by a stack-based buffer overflow by an authenticated user. This affects D3600 before 1.0.0.76, D6000 before 1.0.0.76, D6200 before 1.1.00.36, D7000 before 1.0.1.70, EX6200v2 before 1.0.1.78, EX7000 before 1.0.1.78, EX8000 before 1.0.1.186, JR6150 before 1.0.1.18, PR2000 before 1.0.0.28, R6020 before 1.0.0.42, R6050 before 1.0.1.18, R6080 before 1.0.0.42, R6120 before 1.0.0.46, R6220 before 1.1.0.80, R6260 before 1.1.0.64, R6300v2 before 1.0.4.34, R6700 before 1.0.2.6, R6700v2 before 1.2.0.36, R6800 before 1.2.0.36, R6900 before 1.0.2.4, R6900P before 1.3.1.64, R6900v2 before 1.2.0.36, R7000 before 1.0.9.42, R7000P before 1.3.1.64, R7800 before 1.0.2.60, R8900 before 1.0.4.12, R9000 before 1.0.4.12, and XR500 before 2.3.2.40.

CWE-787Out-of-bounds Write

How to fix

Remediation Available
d3600 firmwareNVD
Affected:< 1.0.0.76Fixed in:1.0.0.76CVE-2021-38525derived from NVD
d6000 firmwareNVD
Affected:< 1.0.0.76Fixed in:1.0.0.76CVE-2021-38525derived from NVD
d6200 firmwareNVD
Affected:< 1.1.00.36Fixed in:1.1.00.36CVE-2021-38525derived from NVD
d7000 firmwareNVD
Affected:< 1.0.1.70Fixed in:1.0.1.70CVE-2021-38525derived from NVD
ex6200 firmwareNVD
Affected:< 1.0.1.78Fixed in:1.0.1.78CVE-2021-38525derived from NVD
ex7000 firmwareNVD
Affected:< 1.0.1.78Fixed in:1.0.1.78CVE-2021-38525derived from NVD
ex8000 firmwareNVD
Affected:< 1.0.1.186Fixed in:1.0.1.186CVE-2021-38525derived from NVD
jr6150 firmwareNVD
Affected:< 1.0.1.18Fixed in:1.0.1.18CVE-2021-38525derived from NVD
pr2000 firmwareNVD
Affected:< 1.0.0.28Fixed in:1.0.0.28CVE-2021-38525derived from NVD
r6020 firmwareNVD
Affected:< 1.0.0.42Fixed in:1.0.0.42CVE-2021-38525derived from NVD
r6050 firmwareNVD
Affected:< 1.0.1.18Fixed in:1.0.1.18CVE-2021-38525derived from NVD
r6080 firmwareNVD
Affected:< 1.0.0.42Fixed in:1.0.0.42CVE-2021-38525derived from NVD
r6120 firmwareNVD
Affected:< 1.0.0.46Fixed in:1.0.0.46CVE-2021-38525derived from NVD
r6220 firmwareNVD
Affected:< 1.1.0.80Fixed in:1.1.0.80CVE-2021-38525derived from NVD
r6260 firmwareNVD
Affected:< 1.1.0.64Fixed in:1.1.0.64CVE-2021-38525derived from NVD
r6300 firmwareNVD
Affected:< 1.0.4.34Fixed in:1.0.4.34CVE-2021-38525derived from NVD
r6700 firmwareNVD
Affected:< 1.2.0.36Fixed in:1.2.0.36CVE-2021-38525derived from NVD
r6800 firmwareNVD
Affected:< 1.2.0.36Fixed in:1.2.0.36CVE-2021-38525derived from NVD
r6900 firmwareNVD
Affected:< 1.2.0.36Fixed in:1.2.0.36CVE-2021-38525derived from NVD
r6900p firmwareNVD
Affected:< 1.3.1.64Fixed in:1.3.1.64CVE-2021-38525derived from NVD
r7000 firmwareNVD
Affected:< 1.0.9.42Fixed in:1.0.9.42CVE-2021-38525derived from NVD
r7000p firmwareNVD
Affected:< 1.3.1.64Fixed in:1.3.1.64CVE-2021-38525derived from NVD
r7800 firmwareNVD
Affected:< 1.0.2.60Fixed in:1.0.2.60CVE-2021-38525derived from NVD
r8900 firmwareNVD
Affected:< 1.0.4.12Fixed in:1.0.4.12CVE-2021-38525derived from NVD
r9000 firmwareNVD
Affected:< 1.0.4.12Fixed in:1.0.4.12CVE-2021-38525derived from NVD
xr500 firmwareNVD
Affected:< 2.3.2.40Fixed in:2.3.2.40CVE-2021-38525derived 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

1.02%probability of exploitation in 30 days
59thpercentile

Moderate risk: more likely to be exploited than 59% of all known CVEs.

References

Vendor Advisory1

Related Vulnerabilities

Other CWE-787 (Out-of-bounds Write) vulnerabilities, ordered by exploit likelihood. View all

CVESeverityCVSSEPSSExploitedFix
CVE-2025-22457Critical9.0100%KEV + RansomFix
CVE-2025-0282Critical9.0100%KEV + Ransom-
CVE-2015-3113Critical9.8100%KEVFix
CVE-2021-20038Critical9.8100%KEV + Ransom-
CVE-2023-4863High8.8100%KEVFix
CVE-2020-16040Medium6.5100%-Fix
Embed a live status badge for CVE-2021-38525
CVE-2021-38525 severity badge

Markdown

[![CVE-2021-38525](https://tridentstack.com/cve/badge/CVE-2021-38525.svg)](https://tridentstack.com/cve/CVE-2021-38525)

HTML

<a href="https://tridentstack.com/cve/CVE-2021-38525"><img src="https://tridentstack.com/cve/badge/CVE-2021-38525.svg" alt="CVE-2021-38525"></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.