Netgear XR500 command injection

CVSS Meta Temp Score
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CTI Interest Score
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6.0$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Netgear CBR40, EX6100v2, EX6150v2, EX6250, EX6400, EX6400v2, EX6410, EX6420, EX7300, EX7300v2, EX7320, EX7700, EX8000, R7800, RBK12, RBR10, RBS10, RBK20, RBR20, RBS20, RBK40, RBR40, RBS40, RBK50, RBR50, RBS50, RBK752, RBR750, RBS750, RBK852, RBR850, RBS850, RBS40V, RBS50Y, RBW30 and XR500. Impacted is an unknown function. The manipulation leads to command injection. This vulnerability is documented as CVE-2021-38527. The attack requires being on the local network. There is not any exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Netgear CBR40, EX6100v2, EX6150v2, EX6250, EX6400, EX6400v2, EX6410, EX6420, EX7300, EX7300v2, EX7320, EX7700, EX8000, R7800, RBK12, RBR10, RBS10, RBK20, RBR20, RBS20, RBK40, RBR40, RBS40, RBK50, RBR50, RBS50, RBK752, RBR750, RBS750, RBK852, RBR850, RBS850, RBS40V, RBS50Y, RBW30 and XR500 and classified as critical. This issue affects some unknown functionality. The manipulation with an unknown input leads to a command injection vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability.

The weakness was released 08/11/2021 as PSV-2020-0025. The advisory is shared at kb.netgear.com. The identification of this vulnerability is CVE-2021-38527. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1202 for this issue.

Upgrading eliminates this vulnerability.

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Productinfo

Vendor

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License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

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

08/10/2021 🔍
08/11/2021 +1 days 🔍
08/11/2021 +0 days 🔍
08/16/2021 +5 days 🔍

Sourcesinfo

Vendor: netgear.com

Advisory: PSV-2020-0025
Status: Confirmed

CVE: CVE-2021-38527 (🔍)
GCVE (CVE): GCVE-0-2021-38527
GCVE (VulDB): GCVE-100-180581

Entryinfo

Created: 08/11/2021 14:18
Updated: 08/16/2021 09:22
Changes: 08/11/2021 14:18 (36), 08/16/2021 09:19 (2), 08/16/2021 09:22 (1)
Complete: 🔍
Cache ID: 216::103

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