EZVIZ CS-C6N-xxx/CS-CV310-xxx/CS-C6CN-xxx/CS-C3N-xxx prior 5.3.x Build 20230401 Direct Connection access control

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.2$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in EZVIZ CS-C6N-xxx, CS-CV310-xxx, CS-C6CN-xxx and CS-C3N-xxx. This vulnerability affects unknown code of the component Direct Connection Module. Performing a manipulation results in access control. This vulnerability is known as CVE-2023-48121. Remote exploitation of the attack is possible. No exploit is available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in EZVIZ CS-C6N-xxx, CS-CV310-xxx, CS-C6CN-xxx and CS-C3N-xxx. This affects some unknown processing of the component Direct Connection Module. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. This is going to have an impact on confidentiality. The summary by CVE is:

An authentication bypass vulnerability in the Direct Connection Module in Ezviz CS-C6N-xxx prior to v5.3.x build 20230401, Ezviz CS-CV310-xxx prior to v5.3.x build 20230401, Ezviz CS-C6CN-xxx prior to v5.3.x build 20230401, Ezviz CS-C3N-xxx prior to v5.3.x build 20230401 allows remote attackers to obtain sensitive information by sending crafted messages to the affected devices.

The weakness was published 11/28/2023. It is possible to read the advisory at ezviz.com. This vulnerability is uniquely identified as CVE-2023-48121 since 11/13/2023. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

Upgrading to version 5.3.x Build 20230401 eliminates this vulnerability.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.2

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.3
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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💳💳💳💳💳💳
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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: 🔍

Upgrade: CS-C6N-xxx/CS-CV310-xxx/CS-C6CN-xxx/CS-C3N-xxx 5.3.x Build 20230401

Timelineinfo

11/13/2023 🔍
11/28/2023 +15 days 🔍
11/28/2023 +0 days 🔍
12/20/2023 +22 days 🔍

Sourcesinfo

Advisory: ezviz.com
Status: Confirmed

CVE: CVE-2023-48121 (🔍)
GCVE (CVE): GCVE-0-2023-48121
GCVE (VulDB): GCVE-100-246315

Entryinfo

Created: 11/28/2023 20:34
Updated: 12/20/2023 07:25
Changes: 11/28/2023 20:34 (39), 12/20/2023 07:25 (10)
Complete: 🔍
Cache ID: 216::103

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