CVE-2021-38523: Buffer Overflow

Published Aug 11, 2021
·
Updated

NETGEAR R6400 devices before 1.0.1.70 are affected by a stack-based buffer overflow by an authenticated user.

Affected Software

4 affected components
Netgear R6400 Firmware<1.0.1.70
Netgear R6400
All of the following
Netgear R6400 Firmware<1.0.1.70
Netgear R6400

Event History

Aug 11, 2021
CVE Published
via MITRE·12:01 AM
Data Sourced
via MITRE·12:01 AM
DescriptionSeverity
Data Sourced
via NVD·12:15 AM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is CVE-2021-38523 vulnerability?

CVE-2021-38523 is a vulnerability found in NETGEAR R6400 devices before version 1.0.1.70, which allows an authenticated user to trigger a stack-based buffer overflow.

2

How does CVE-2021-38523 affect NETGEAR R6400 devices?

CVE-2021-38523 affects NETGEAR R6400 devices that have a firmware version before 1.0.1.70, allowing an authenticated user to exploit a stack-based buffer overflow.

3

How severe is the CVE-2021-38523 vulnerability?

The severity of CVE-2021-38523 is rated as high with a CVSS score of 7.2.

4

What is the Common Weakness Enumeration (CWE) identifier for CVE-2021-38523?

CVE-2021-38523 is associated with CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer) and CWE-787 (Out-of-bounds Write).

5

How can I mitigate the CVE-2021-38523 vulnerability?

To mitigate the CVE-2021-38523 vulnerability, it is recommended to update the firmware of NETGEAR R6400 devices to version 1.0.1.70 or later.

Contact

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