Netgear CBR750/RBK752/RBR750/RBS750/RBK852/RBR850/RBS850 command injection

CVSS Meta Temp Score
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Current Exploit Price (≈)
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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-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Netgear CBR750, RBK752, RBR750, RBS750, RBK852, RBR850 and RBS850. This impacts an unknown function. This manipulation causes command injection. This vulnerability appears as CVE-2021-45629. The attacker needs to be present on the local network. There is no available exploit. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in Netgear CBR750, RBK752, RBR750, RBS750, RBK852, RBR850 and RBS850 (Wireless LAN Software). Affected by this vulnerability is an 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 presented 12/26/2021 as PSV-2020-0488. The advisory is shared at kb.netgear.com. This vulnerability is known as CVE-2021-45629 since 12/25/2021. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 12/26/2021). MITRE ATT&CK project uses the attack technique T1202 for this issue.

Upgrading eliminates this vulnerability.

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Productinfo

Type

Vendor

Name

License

Website

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

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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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: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

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-2020-0488
Status: Confirmed

CVE: CVE-2021-45629 (🔍)
GCVE (CVE): GCVE-0-2021-45629
GCVE (VulDB): GCVE-100-189253

Entryinfo

Created: 12/26/2021 17:36
Updated: 12/28/2021 15:12
Changes: 12/26/2021 17:36 (48), 12/28/2021 15:12 (1)
Complete: 🔍
Cache ID: 216::103

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