8.8
HIGH
CVE-2021-45606
"NETGEAR Stack-Based Buffer Overflow Vulnerability"
Description

Certain NETGEAR devices are affected by a stack-based buffer overflow by an authenticated user. This affects R6400 before 1.0.1.70, R7000 before 1.0.11.126, R7900 before 1.0.4.46, R7900P before 1.4.2.84, R7960P before 1.4.2.84, R8000 before 1.0.4.74, R8000P before 1.4.2.84, RAX200 before 1.0.4.120, RS400 before 1.5.1.80, R6400v2 before 1.0.4.118, R7000P before 1.3.3.140, RAX80 before 1.0.4.120, R6700v3 before 1.0.4.118, R6900P before 1.3.3.140, and RAX75 before 1.0.4.120.

INFO

Published Date :

Dec. 26, 2021, 1:15 a.m.

Last Modified :

Jan. 7, 2022, 7:21 p.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

2.8
Affected Products

The following products are affected by CVE-2021-45606 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Netgear r6900p_firmware
2 Netgear r7000_firmware
3 Netgear r7000p_firmware
4 Netgear r6400_firmware
5 Netgear r6400v2_firmware
6 Netgear r6700v3_firmware
7 Netgear r7900_firmware
8 Netgear r7900p_firmware
9 Netgear r7960p_firmware
10 Netgear r8000_firmware
11 Netgear r8000p_firmware
12 Netgear rax200_firmware
13 Netgear rax75_firmware
14 Netgear rax80_firmware
15 Netgear rs400_firmware
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2021-45606.

URL Resource
https://kb.netgear.com/000064498/Security-Advisory-for-Post-Authentication-Stack-Overflow-on-Some-Routers-PSV-2020-0499 Patch Vendor Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2021-45606 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-45606 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Initial Analysis by [email protected]

    Jan. 07, 2022

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:N/AC:L/Au:S/C:P/I:P/A:P)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://kb.netgear.com/000064498/Security-Advisory-for-Post-Authentication-Stack-Overflow-on-Some-Routers-PSV-2020-0499 No Types Assigned https://kb.netgear.com/000064498/Security-Advisory-for-Post-Authentication-Stack-Overflow-on-Some-Routers-PSV-2020-0499 Patch, Vendor Advisory
    Added CWE NIST CWE-787
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:r6400_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.0.1.70 OR cpe:2.3:h:netgear:r6400:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:r7000_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.0.11.126 OR cpe:2.3:h:netgear:r7000:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:r7900_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.0.4.46 OR cpe:2.3:h:netgear:r7900:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:r7900p_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.4.2.84 OR cpe:2.3:h:netgear:r7900p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:r7960p_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.4.2.84 OR cpe:2.3:h:netgear:r7960p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:r8000_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.0.4.74 OR cpe:2.3:h:netgear:r8000:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:r8000p_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.4.2.84 OR cpe:2.3:h:netgear:r8000p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:r7000p_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.3.3.140 OR cpe:2.3:h:netgear:r7000p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:r6900p_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.3.3.140 OR cpe:2.3:h:netgear:r6900p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:r6700v3_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.0.4.118 OR cpe:2.3:h:netgear:r6700v3:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:r6400v2_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.0.4.118 OR cpe:2.3:h:netgear:r6400v2:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:rax200_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.0.4.120 OR cpe:2.3:h:netgear:rax200:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:rax80_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.0.4.120 OR cpe:2.3:h:netgear:rax80:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:rax75_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.0.4.120 OR cpe:2.3:h:netgear:rax75:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:rs400_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.5.1.80 OR cpe:2.3:h:netgear:rs400:-:*:*:*:*:*:*:*
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2021-45606 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2021-45606 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.10 }} 0.00%

score

0.39457

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability