8.8
HIGH
CVE-2021-45548
"NETGEAR Command Injection Vulnerability"
Description

Certain NETGEAR devices are affected by command injection by an authenticated user. This affects D7800 before 1.0.1.60, DM200 before 1.0.0.66, EX2700 before 1.0.1.56, EX6150v2 before 1.0.1.86, EX6200v2 before 1.0.1.86, EX6250 before 1.0.0.128, EX6400 before 1.0.2.144, EX6400v2 before 1.0.0.128, EX6410 before 1.0.0.128, EX6420 before 1.0.0.128, EX7300 before 1.0.2.144, EX7300v2 before 1.0.0.128, EX7320 before 1.0.0.128, R7500v2 before 1.0.3.46, R7800 before 1.0.2.74, R8900 before 1.0.5.26, R9000 before 1.0.5.2, RAX120 before 1.0.1.128, WN3000RPv2 before 1.0.0.78, WN3000RPv3 before 1.0.2.80, WNR2000v5 before 1.0.0.74, XR500 before 2.3.2.66, RBK20 before 2.7.3.22, RBR20 before 2.7.3.22, RBS20 before 2.7.3.22, RBK40 before 2.7.3.22, RBR40 before 2.7.3.22, and RBS40 before 2.7.3.22.

INFO

Published Date :

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

Last Modified :

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

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

2.8
Affected Products

The following products are affected by CVE-2021-45548 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 r7800_firmware
2 Netgear r8900_firmware
3 Netgear r9000_firmware
4 Netgear xr500_firmware
5 Netgear d7800_firmware
6 Netgear rax120_firmware
7 Netgear rbk20_firmware
8 Netgear rbr20_firmware
9 Netgear rbs20_firmware
10 Netgear rbk40_firmware
11 Netgear rbr40_firmware
12 Netgear rbs40_firmware
13 Netgear dm200_firmware
14 Netgear ex2700_firmware
15 Netgear ex6150v2_firmware
16 Netgear ex6200v2_firmware
17 Netgear ex6400_firmware
18 Netgear ex7300_firmware
19 Netgear r7500v2_firmware
20 Netgear wn3000rpv2_firmware
21 Netgear wn3000rpv3_firmware
22 Netgear wnr2000v5_firmware
23 Netgear ex6250_firmware
24 Netgear ex6400v2_firmware
25 Netgear ex6410_firmware
26 Netgear ex7300v2_firmware
27 Netgear ex7320_firmware
28 Netgear ex6420_firmware
29 Netgear d7800
30 Netgear r7500v2
31 Netgear r9000
32 Netgear r8900
33 Netgear r7800
34 Netgear rax120
35 Netgear xr500
36 Netgear rbr20
37 Netgear rbs20
38 Netgear rbk20
39 Netgear rbr40
40 Netgear rbs40
41 Netgear rbk40
42 Netgear dm200
43 Netgear ex2700
44 Netgear ex6400
45 Netgear ex7300
46 Netgear wn3000rpv2
47 Netgear ex6150v2
48 Netgear ex6200v2
49 Netgear wn3000rpv3
50 Netgear ex6250
51 Netgear ex6400v2
52 Netgear ex6410
53 Netgear ex7300v2
54 Netgear ex7320
55 Netgear ex6420
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-2021-45548.

URL Resource
https://kb.netgear.com/000064450/Security-Advisory-for-Post-Authentication-Command-Injection-on-Some-Routers-Extenders-and-WiFi-Systems-PSV-2019-0207 Patch Vendor Advisory
https://kb.netgear.com/000064450/Security-Advisory-for-Post-Authentication-Command-Injection-on-Some-Routers-Extenders-and-WiFi-Systems-PSV-2019-0207 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-2021-45548 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-45548 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/000064450/Security-Advisory-for-Post-Authentication-Command-Injection-on-Some-Routers-Extenders-and-WiFi-Systems-PSV-2019-0207
  • CVE Modified by [email protected]

    May. 14, 2024

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

    Jan. 10, 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/000064450/Security-Advisory-for-Post-Authentication-Command-Injection-on-Some-Routers-Extenders-and-WiFi-Systems-PSV-2019-0207 No Types Assigned https://kb.netgear.com/000064450/Security-Advisory-for-Post-Authentication-Command-Injection-on-Some-Routers-Extenders-and-WiFi-Systems-PSV-2019-0207 Patch, Vendor Advisory
    Added CWE NIST CWE-77
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:d7800_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.0.1.60 OR cpe:2.3:h:netgear:d7800:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:dm200_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.0.0.66 OR cpe:2.3:h:netgear:dm200:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:ex2700_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.0.1.56 OR cpe:2.3:h:netgear:ex2700:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:ex6150v2_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.0.1.86 OR cpe:2.3:h:netgear:ex6150v2:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:ex6200v2_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.0.1.86 OR cpe:2.3:h:netgear:ex6200v2:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:ex6250_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.0.0.128 OR cpe:2.3:h:netgear:ex6250:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:ex6400_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.0.2.144 OR cpe:2.3:h:netgear:ex6400:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:ex6400v2_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.0.0.128 OR cpe:2.3:h:netgear:ex6400v2:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:ex6410_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.0.0.128 OR cpe:2.3:h:netgear:ex6410:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:ex6420_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.0.0.128 OR cpe:2.3:h:netgear:ex6420:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:ex7300_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.0.2.144 OR cpe:2.3:h:netgear:ex7300:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:ex7300v2_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.0.0.128 OR cpe:2.3:h:netgear:ex7300v2:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:ex7320_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.0.0.128 OR cpe:2.3:h:netgear:ex7320:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:r7500v2_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.0.3.46 OR cpe:2.3:h:netgear:r7500v2:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:r7800_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.0.2.74 OR cpe:2.3:h:netgear:r7800:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:r8900_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.0.5.26 OR cpe:2.3:h:netgear:r8900:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:r9000_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.0.5.2 OR cpe:2.3:h:netgear:r9000:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:rax120_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.0.1.128 OR cpe:2.3:h:netgear:rax120:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:wn3000rpv2_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.0.0.78 OR cpe:2.3:h:netgear:wn3000rpv2:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:wn3000rpv3_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.0.2.80 OR cpe:2.3:h:netgear:wn3000rpv3:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:wnr2000v5_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.0.0.74 OR cpe:2.3:o:netgear:wnr2000v5_firmware:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:xr500_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 2.3.2.66 OR cpe:2.3:h:netgear:xr500:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:rbk20_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 2.7.3.22 OR cpe:2.3:h:netgear:rbk20:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:rbr20_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 2.7.3.22 OR cpe:2.3:h:netgear:rbr20:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:rbs20_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 2.7.3.22 OR cpe:2.3:h:netgear:rbs20:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:rbk40_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 2.7.3.22 OR cpe:2.3:h:netgear:rbk40:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:rbr40_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 2.7.3.22 OR cpe:2.3:h:netgear:rbr40:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:rbs40_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 2.7.3.22 OR cpe:2.3:h:netgear:rbs40:-:*:*:*:*:*:*:*
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-2021-45548 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.

0.18 }} 0.05%

score

0.55039

percentile

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