Netgear RBK752/RBR750/RBS750/RBK852/RBR850/RBS850 prior 3.2.16.6 command injection

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.
7.4$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in Netgear RBK752, RBR750, RBS750, RBK852, RBR850 and RBS850. The affected element is an unknown function. Executing a manipulation can lead to command injection. The identification of this vulnerability is CVE-2021-45558. The attack needs to be done within the local network. There is no exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability has been found in Netgear RBK752, RBR750, RBS750, RBK852, RBR850 and RBS850 (Wireless LAN Software) and classified as critical. This vulnerability affects some unknown functionality. The manipulation with an unknown input leads to a command injection vulnerability. The CWE definition for the vulnerability is CWE-77. The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was shared 12/26/2021 as PSV-2020-0053. The advisory is shared for download at kb.netgear.com. This vulnerability was named CVE-2021-45558 since 12/25/2021. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1202.

Upgrading to version 3.2.16.6 eliminates this vulnerability.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.4

VulDB Base Score: 6.8
VulDB Temp Score: 6.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 8.4
CNA Vector (MITRE): 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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

Exploitinginfo

Class: Command injection
CWE: CWE-77 / CWE-74 / CWE-707
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: RBK752/RBR750/RBS750/RBK852/RBR850/RBS850 3.2.16.6

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-2020-0053
Status: Confirmed

CVE: CVE-2021-45558 (🔍)
GCVE (CVE): GCVE-0-2021-45558
GCVE (VulDB): GCVE-100-189184

Entryinfo

Created: 12/26/2021 10:44
Updated: 12/28/2021 09:20
Changes: 12/26/2021 10:44 (49), 12/28/2021 09:20 (1)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Do you need the next level of professionalism?

Upgrade your account now!