CVE & CISA-KEV Catalog

CVE-2021-45525

MEDIUM
6.1
CVSS v3
NVD

Description

Certain NETGEAR devices are affected by a buffer overflow by an authenticated user. This affects EX7000 before 1.0.1.80, R6400 before 1.0.1.50, R6400v2 before 1.0.4.118, R6700 before 1.0.2.8, R6700v3 before 1.0.4.118, R6900 before 1.0.2.8, R6900P before 1.3.2.124, R7000 before 1.0.9.88, R7000P before 1.3.2.124, R7900 before 1.0.3.18, R7900P before 1.4.1.50, R8000 before 1.0.4.46, R8000P before 1.4.1.50, RAX80 before 1.0.1.56, and WNR3500Lv2 before 1.2.0.62.

CWE-120Classic Buffer Overflow

How to fix

Remediation Available
ex7000 firmwareNVD
Affected:< 1.0.1.80Fixed in:1.0.1.80CVE-2021-45525derived from NVD
r6400 firmwareNVD
Affected:< 1.0.1.50Fixed in:1.0.1.50CVE-2021-45525derived from NVD
r6400v2 firmwareNVD
Affected:< 1.0.4.118Fixed in:1.0.4.118CVE-2021-45525derived from NVD
r6700 firmwareNVD
Affected:< 1.0.2.8Fixed in:1.0.2.8CVE-2021-45525derived from NVD
r6700v3 firmwareNVD
Affected:< 1.0.4.118Fixed in:1.0.4.118CVE-2021-45525derived from NVD
r6900 firmwareNVD
Affected:< 1.0.2.8Fixed in:1.0.2.8CVE-2021-45525derived from NVD
r6900p firmwareNVD
Affected:< 1.3.2.124Fixed in:1.3.2.124CVE-2021-45525derived from NVD
r7000 firmwareNVD
Affected:< 1.0.9.88Fixed in:1.0.9.88CVE-2021-45525derived from NVD
r7000p firmwareNVD
Affected:< 1.3.2.124Fixed in:1.3.2.124CVE-2021-45525derived from NVD
r7900 firmwareNVD
Affected:< 1.0.3.18Fixed in:1.0.3.18CVE-2021-45525derived from NVD
r7900p firmwareNVD
Affected:< 1.4.1.50Fixed in:1.4.1.50CVE-2021-45525derived from NVD
r8000 firmwareNVD
Affected:< 1.0.4.46Fixed in:1.0.4.46CVE-2021-45525derived from NVD
r8000p firmwareNVD
Affected:< 1.4.1.50Fixed in:1.4.1.50CVE-2021-45525derived from NVD
rax80 firmwareNVD
Affected:< 1.0.1.56Fixed in:1.0.1.56CVE-2021-45525derived from NVD
wnr3500lv2 firmwareNVD
Affected:< 1.2.0.62Fixed in:1.2.0.62CVE-2021-45525derived 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
AvailabilityNone

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

Exploit Intelligence

0.87%probability of exploitation in 30 days
54thpercentile

Moderate risk: more likely to be exploited than 54% of all known CVEs.

References

Related Vulnerabilities

Other CWE-120 (Classic Buffer Overflow) vulnerabilities, ordered by exploit likelihood. View all

CVESeverityCVSSEPSSExploitedFix
CVE-2014-0195Medium6.8100%-Fix
CVE-2017-7269Critical9.8100%KEV-
CVE-2019-11043High8.799%KEV + RansomFix
CVE-2011-4862High10.095%-Fix
CVE-2007-5659High7.894%KEVFix
CVE-2022-3786High7.591%-Fix
Embed a live status badge for CVE-2021-45525
CVE-2021-45525 severity badge

Markdown

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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.