9.6
CRITICAL
CVE-2021-45628
"NETGEAR Command Injection Vulnerability"
Description

Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects CBR40 before 2.5.0.24, CBR750 before 3.2.18.2, RBK752 before 3.2.17.12, RBR750 before 3.2.17.12, RBS750 before 3.2.17.12, RBK852 before 3.2.17.12, RBR850 before 3.2.17.12, RBS850 before 3.2.17.12, RBS40V before 2.6.2.4, and RBW30 before 2.6.2.2.

INFO

Published Date :

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

Last Modified :

Nov. 21, 2024, 6:32 a.m.

Remotely Exploitable :

No

Impact Score :

6.0

Exploitability Score :

2.8
Affected Products

The following products are affected by CVE-2021-45628 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 rbs40v_firmware
2 Netgear rbk752_firmware
3 Netgear rbr750_firmware
4 Netgear rbs750_firmware
5 Netgear rbk852_firmware
6 Netgear rbr850_firmware
7 Netgear rbs850_firmware
8 Netgear cbr40_firmware
9 Netgear rbw30_firmware
10 Netgear cbr750_firmware
11 Netgear rbk752
12 Netgear rbw30
13 Netgear rbr750
14 Netgear rbs750
15 Netgear rbk852
16 Netgear rbr850
17 Netgear rbs850
18 Netgear cbr40
19 Netgear rbs40v
20 Netgear cbr750
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-2021-45628.

URL Resource
https://kb.netgear.com/000064125/Security-Advisory-for-Pre-Authentication-Command-Injection-on-Some-WiFi-Systems-PSV-2020-0472 Patch Vendor Advisory
https://kb.netgear.com/000064125/Security-Advisory-for-Pre-Authentication-Command-Injection-on-Some-WiFi-Systems-PSV-2020-0472 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-2021-45628 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-45628 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 af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference https://kb.netgear.com/000064125/Security-Advisory-for-Pre-Authentication-Command-Injection-on-Some-WiFi-Systems-PSV-2020-0472
  • CVE Modified by [email protected]

    May. 14, 2024

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

    Jan. 05, 2022

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:A/AC:L/Au:N/C:P/I:P/A:P)
    Added CVSS V3.1 NIST AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://kb.netgear.com/000064125/Security-Advisory-for-Pre-Authentication-Command-Injection-on-Some-WiFi-Systems-PSV-2020-0472 No Types Assigned https://kb.netgear.com/000064125/Security-Advisory-for-Pre-Authentication-Command-Injection-on-Some-WiFi-Systems-PSV-2020-0472 Patch, Vendor Advisory
    Added CWE NIST CWE-77
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:cbr40_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 2.5.0.24 OR cpe:2.3:h:netgear:cbr40:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:cbr750_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.2.18.2 OR cpe:2.3:h:netgear:cbr750:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:rbk752_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.2.17.12 OR cpe:2.3:h:netgear:rbk752:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:rbr750_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.2.17.12 OR cpe:2.3:h:netgear:rbr750:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:rbs750_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.2.17.12 OR cpe:2.3:h:netgear:rbs750:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:rbk852_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.2.17.12 OR cpe:2.3:h:netgear:rbk852:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:rbr850_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.2.17.12 OR cpe:2.3:h:netgear:rbr850:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:rbs850_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.2.17.12 OR cpe:2.3:h:netgear:rbs850:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:rbs40v_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 2.6.2.4 *cpe:2.3:o:netgear:rbs40v_firmware:2.6.2.4:*:*:*:*:*:*:* OR cpe:2.3:h:netgear:rbs40v:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:rbw30_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 2.6.2.2 OR cpe:2.3:h:netgear:rbw30:-:*:*:*:*:*:*:*
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-2021-45628 is associated with the following CWEs:

Exploit Prediction

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

0.06 }} -0.01%

score

0.30439

percentile

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