CVE-2021-45638 - CVE House
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Status published Critical CVE-2021-45638

Certain NETGEAR devices are affected by a stack-based buffer overflow...

Vulnerability Description

Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects D6220 before 1.0.0.68, D6400 before 1.0.0.102, D7000v2 before 1.0.0.74, D8500 before 1.0.3.60, DC112A before 1.0.0.56, R6300v2 before 1.0.4.50, R6400 before 1.0.1.68, R7000 before 1.0.11.116, R7100LG before 1.0.0.70, RBS40V before 2.6.2.8, RBW30 before 2.6.2.2, RS400 before 1.5.1.80, R7000P before 1.3.2.132, and R6900P before 1.3.2.132.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

Affected Vendor

Affected Software

d6220 firmware, d6400 firmware, d7000v2 firmware, d8500 firmware, dc112a firmware, r6300v2 firmware, r6400 firmware, r7000 firmware, r7100lg firmware, r7000p firmware, rbs40v firmware, rbw30 firmware, rs400 firmware, r6900p firmware
Vulnerable Versions:
0

Timeline

Official Publish: December 26th, 2021
Last Modified: August 4th, 2024
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AC:L/AV:A/A:H/C:H/I:H/PR:N/S:C/UI:N

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.