7.5
HIGH
CVE-2021-45648
"NETGEAR Information Disclosure Vulnerability"
Description

Certain NETGEAR devices are affected by disclosure of sensitive information. This affects EX6100v2 before 1.0.1.106, EX6150v2 before 1.0.1.106, EX6250 before 1.0.0.146, EX6400 before 1.0.2.164, EX6400v2 before 1.0.0.146, EX6410 before 1.0.0.146, EX6420 before 1.0.0.146, EX7300 before 1.0.2.164, EX7300v2 before 1.0.0.146, EX7320 before 1.0.0.146, EX7700 before 1.0.0.222, LBR1020 before 2.6.5.16, LBR20 before 2.6.5.2, RBK352 before 4.3.4.7, RBK50 before 2.7.3.22, RBR350 before 4.3.4.7, RBR50 before 2.7.3.22, and RBS350 before 4.3.4.7.

INFO

Published Date :

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

Last Modified :

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

Remotely Exploitable :

Yes !

Impact Score :

3.6

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2021-45648 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 rbk50_firmware
2 Netgear rbr50_firmware
3 Netgear ex6100v2_firmware
4 Netgear ex6150v2_firmware
5 Netgear ex6400_firmware
6 Netgear ex7300_firmware
7 Netgear ex6250_firmware
8 Netgear ex6400v2_firmware
9 Netgear ex6410_firmware
10 Netgear ex7300v2_firmware
11 Netgear ex7320_firmware
12 Netgear ex7700_firmware
13 Netgear ex6420_firmware
14 Netgear lbr20_firmware
15 Netgear lbr1020_firmware
16 Netgear rbk352_firmware
17 Netgear rbr350_firmware
18 Netgear rbs350_firmware
19 Netgear rbr50
20 Netgear rbk50
21 Netgear ex6400
22 Netgear ex7300
23 Netgear ex7700
24 Netgear ex6100v2
25 Netgear ex6150v2
26 Netgear ex6250
27 Netgear ex6400v2
28 Netgear ex6410
29 Netgear ex7300v2
30 Netgear ex7320
31 Netgear ex6420
32 Netgear lbr20
33 Netgear rbk352
34 Netgear rbr350
35 Netgear rbs350
36 Netgear lbr1020
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-2021-45648.

URL Resource
https://kb.netgear.com/000064494/Security-Advisory-for-Sensitive-Information-Disclosure-on-Some-Routers-Extenders-and-WiFi-Systems-PSV-2020-0453 Patch Vendor Advisory
https://kb.netgear.com/000064494/Security-Advisory-for-Sensitive-Information-Disclosure-on-Some-Routers-Extenders-and-WiFi-Systems-PSV-2020-0453 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-2021-45648 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-45648 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/000064494/Security-Advisory-for-Sensitive-Information-Disclosure-on-Some-Routers-Extenders-and-WiFi-Systems-PSV-2020-0453
  • 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:N/C:P/I:N/A:N)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
    Changed Reference Type https://kb.netgear.com/000064494/Security-Advisory-for-Sensitive-Information-Disclosure-on-Some-Routers-Extenders-and-WiFi-Systems-PSV-2020-0453 No Types Assigned https://kb.netgear.com/000064494/Security-Advisory-for-Sensitive-Information-Disclosure-on-Some-Routers-Extenders-and-WiFi-Systems-PSV-2020-0453 Patch, Vendor Advisory
    Added CWE NIST CWE-200
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:ex6100v2_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.0.1.106 OR cpe:2.3:h:netgear:ex6100v2:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:ex6150v2_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.0.1.106 OR cpe:2.3:h:netgear:ex6150v2:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:ex6250_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.0.0.146 OR cpe:2.3:h:netgear:ex6250:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:ex6400_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.0.2.164 OR cpe:2.3:h:netgear:ex6400:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:ex6400v2_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.0.0.146 OR cpe:2.3:h:netgear:ex6400v2:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:ex6410_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.0.0.146 OR cpe:2.3:h:netgear:ex6410:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:ex6420_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.0.0.146 OR cpe:2.3:h:netgear:ex6420:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:ex7300_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.0.2.164 OR cpe:2.3:h:netgear:ex7300:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:ex7300v2_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.0.0.146 OR cpe:2.3:h:netgear:ex7300v2:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:ex7320_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.0.0.146 OR cpe:2.3:h:netgear:ex7320:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:ex7700_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.0.0.222 OR cpe:2.3:h:netgear:ex7700:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:lbr1020_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 2.6.5.16 OR cpe:2.3:h:netgear:lbr1020:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:lbr20_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 2.6.5.2 OR cpe:2.3:h:netgear:lbr20:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:rbk352_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 4.3.4.7 OR cpe:2.3:h:netgear:rbk352:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:rbk50_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 2.7.3.22 OR cpe:2.3:h:netgear:rbk50:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:rbr350_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 4.3.4.7 OR cpe:2.3:h:netgear:rbr350:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:rbr50_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 2.7.3.22 OR cpe:2.3:h:netgear:rbr50:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:rbs350_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 4.3.4.7 OR cpe:2.3:h:netgear:rbs350:-:*:*:*:*:*:*:*
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-2021-45648 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-2021-45648 weaknesses.

CAPEC-13: Subverting Environment Variable Values Subverting Environment Variable Values CAPEC-22: Exploiting Trust in Client Exploiting Trust in Client CAPEC-59: Session Credential Falsification through Prediction Session Credential Falsification through Prediction CAPEC-60: Reusing Session IDs (aka Session Replay) Reusing Session IDs (aka Session Replay) CAPEC-79: Using Slashes in Alternate Encoding Using Slashes in Alternate Encoding CAPEC-116: Excavation Excavation CAPEC-169: Footprinting Footprinting CAPEC-224: Fingerprinting Fingerprinting CAPEC-285: ICMP Echo Request Ping ICMP Echo Request Ping CAPEC-287: TCP SYN Scan TCP SYN Scan CAPEC-290: Enumerate Mail Exchange (MX) Records Enumerate Mail Exchange (MX) Records CAPEC-291: DNS Zone Transfers DNS Zone Transfers CAPEC-292: Host Discovery Host Discovery CAPEC-293: Traceroute Route Enumeration Traceroute Route Enumeration CAPEC-294: ICMP Address Mask Request ICMP Address Mask Request CAPEC-295: Timestamp Request Timestamp Request CAPEC-296: ICMP Information Request ICMP Information Request CAPEC-297: TCP ACK Ping TCP ACK Ping CAPEC-298: UDP Ping UDP Ping CAPEC-299: TCP SYN Ping TCP SYN Ping CAPEC-300: Port Scanning Port Scanning CAPEC-301: TCP Connect Scan TCP Connect Scan CAPEC-302: TCP FIN Scan TCP FIN Scan CAPEC-303: TCP Xmas Scan TCP Xmas Scan CAPEC-304: TCP Null Scan TCP Null Scan CAPEC-305: TCP ACK Scan TCP ACK Scan CAPEC-306: TCP Window Scan TCP Window Scan CAPEC-307: TCP RPC Scan TCP RPC Scan CAPEC-308: UDP Scan UDP Scan CAPEC-309: Network Topology Mapping Network Topology Mapping CAPEC-310: Scanning for Vulnerable Software Scanning for Vulnerable Software CAPEC-312: Active OS Fingerprinting Active OS Fingerprinting CAPEC-313: Passive OS Fingerprinting Passive OS Fingerprinting CAPEC-317: IP ID Sequencing Probe IP ID Sequencing Probe CAPEC-318: IP 'ID' Echoed Byte-Order Probe IP 'ID' Echoed Byte-Order Probe CAPEC-319: IP (DF) 'Don't Fragment Bit' Echoing Probe IP (DF) 'Don't Fragment Bit' Echoing Probe CAPEC-320: TCP Timestamp Probe TCP Timestamp Probe CAPEC-321: TCP Sequence Number Probe TCP Sequence Number Probe CAPEC-322: TCP (ISN) Greatest Common Divisor Probe TCP (ISN) Greatest Common Divisor Probe CAPEC-323: TCP (ISN) Counter Rate Probe TCP (ISN) Counter Rate Probe CAPEC-324: TCP (ISN) Sequence Predictability Probe TCP (ISN) Sequence Predictability Probe CAPEC-325: TCP Congestion Control Flag (ECN) Probe TCP Congestion Control Flag (ECN) Probe CAPEC-326: TCP Initial Window Size Probe TCP Initial Window Size Probe CAPEC-327: TCP Options Probe TCP Options Probe CAPEC-328: TCP 'RST' Flag Checksum Probe TCP 'RST' Flag Checksum Probe CAPEC-329: ICMP Error Message Quoting Probe ICMP Error Message Quoting Probe CAPEC-330: ICMP Error Message Echoing Integrity Probe ICMP Error Message Echoing Integrity Probe CAPEC-472: Browser Fingerprinting Browser Fingerprinting CAPEC-497: File Discovery File Discovery CAPEC-508: Shoulder Surfing Shoulder Surfing CAPEC-573: Process Footprinting Process Footprinting CAPEC-574: Services Footprinting Services Footprinting CAPEC-575: Account Footprinting Account Footprinting CAPEC-576: Group Permission Footprinting Group Permission Footprinting CAPEC-577: Owner Footprinting Owner Footprinting CAPEC-616: Establish Rogue Location Establish Rogue Location CAPEC-643: Identify Shared Files/Directories on System Identify Shared Files/Directories on System CAPEC-646: Peripheral Footprinting Peripheral Footprinting CAPEC-651: Eavesdropping Eavesdropping
Exploit Prediction

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

0.22 }} 0.05%

score

0.59821

percentile

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