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Rax30 Firmware CVE-2023-27852

CRITICAL
Classic Buffer Overflow (CWE-120)
2023-03-10 vulnreport@tenable.com
9.8
CVSS 3.1 · NVD
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Severity by source

NVD PRIMARY
9.8 CRITICAL
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

1
CVE Published
Mar 10, 2023 - 18:15 nvd
CRITICAL 9.8

DescriptionNVD

NETGEAR Nighthawk WiFi6 Router prior to V1.0.10.94 contains a buffer overflow vulnerability in various CGI mechanisms that could allow an attacker to execute arbitrary code on the device.

AnalysisAI

NETGEAR Nighthawk WiFi6 Router prior to V1.0.10.94 contains a buffer overflow vulnerability in various CGI mechanisms that could allow an attacker to execute arbitrary code on the device. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Buffer Copy without Size Check (CWE-120), which allows attackers to overflow a buffer to corrupt adjacent memory. NETGEAR Nighthawk WiFi6 Router prior to V1.0.10.94 contains a buffer overflow vulnerability in various CGI mechanisms that could allow an attacker to execute arbitrary code on the device. Affected products include: Netgear Rax30 Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Always validate buffer sizes before copy operations. Use bounded functions (strncpy, snprintf). Enable compiler protections.

CVE-2022-47209 HIGH POC
8.8 Dec 16

A support user exists on the device and appears to be a backdoor for Technical Support staff. Rated high severity (CVSS

CVE-2022-47210 HIGH POC
7.8 Dec 16

The default console presented to users over telnet (when enabled) is restricted to a subset of commands. Rated high seve

CVE-2023-1327 CRITICAL
9.8 Mar 14

Netgear RAX30 (AX2400), prior to version 1.0.6.74, was affected by an authentication bypass vulnerability, allowing an u

CVE-2023-27853 CRITICAL
9.8 Mar 10

NETGEAR Nighthawk WiFi6 Router prior to V1.0.10.94 contains a format string vulnerability in a SOAP service that could a

CVE-2023-28337 HIGH
8.8 Mar 15

When uploading a firmware image to a Netgear Nighthawk Wifi6 Router (RAX30), a hidden “forceFWUpdate” parameter may be p

CVE-2023-27851 HIGH
8.8 Mar 10

NETGEAR Nighthawk WiFi6 Router prior to V1.0.10.94 contains a file sharing mechanism that unintentionally allows users w

CVE-2023-1205 HIGH
8.8 Mar 10

NETGEAR Nighthawk WiFi6 Router prior to V1.0.10.94 is vulnerable to cross-site request forgery attacks on all endpoints

CVE-2023-28338 HIGH
7.5 Mar 15

Any request send to a Netgear Nighthawk Wifi6 Router (RAX30)'s web service containing a “Content-Type” of “multipartboun

CVE-2023-27850 MEDIUM
6.8 Mar 10

NETGEAR Nighthawk WiFi6 Router prior to V1.0.10.94 contains a file sharing mechanism that allows users with access to th

CVE-2025-12943 MEDIUM
5.2 Nov 11

Improper certificate validation in firmware update logic in NETGEAR RAX30 (Nighthawk AX5 5-Stream AX2400 WiFi 6 Router)

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CVE-2023-27852 vulnerability details – vuln.today

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