VDB-189146 · CVE-2021-45520 · PSV-2021-0012

Netgear RBK352/RBR350/RBS350 prior 4.4.0.10 hard-coded password

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
9.0	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Netgear RBK352, RBR350 and RBS350. It has been declared as problematic. Affected by this issue is some unknown functionality. Such manipulation leads to hard-coded password. This vulnerability is documented as CVE-2021-45520. The attack requires being on the local network. There is not any exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Netgear RBK352, RBR350 and RBS350 (Wireless LAN Software). Affected by this issue is some unknown processing. The manipulation with an unknown input leads to a hard-coded password vulnerability. Using CWE to declare the problem leads to CWE-259. The product contains a hard-coded password, which it uses for its own inbound authentication or for outbound communication to external components. Impacted is confidentiality, integrity, and availability.

The weakness was released 12/26/2021 as PSV-2021-0012. The advisory is available at kb.netgear.com. This vulnerability is handled as CVE-2021-45520 since 12/25/2021. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1078.001 by the MITRE ATT&CK project.

Upgrading to version 4.4.0.10 eliminates this vulnerability.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Wireless LAN Software

Vendor

Netgear

Name

License

commercial

Website

Vendor: https://www.netgear.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.2
VulDB Meta Temp Score: 9.0

VulDB Base Score: 8.8
VulDB Temp Score: 8.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 9.6
CNA Vector (MITRE): 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Hard-coded password
CWE: CWE-259 / CWE-255
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: RBK352/RBR350/RBS350 4.4.0.10

Timelineinfo

12/25/2021 🔍
12/26/2021 +1 days 🔍
12/26/2021 +0 days 🔍
12/28/2021 +2 days 🔍

Sourcesinfo

Vendor: netgear.com

Advisory: PSV-2021-0012
Status: Confirmed

CVE: CVE-2021-45520 (🔍)
GCVE (CVE): GCVE-0-2021-45520
GCVE (VulDB): GCVE-100-189146

Entryinfo

Created: 12/26/2021 10:09
Updated: 12/28/2021 06:52
Changes: 12/26/2021 10:09 (49), 12/28/2021 06:52 (1)
Complete: 🔍
Cache ID: 216::103