CVE-2023-48121

Severity Score

5.3

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

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.

Una vulnerabilidad de omisión de autenticación en Direct Connection Module en Ezviz CS-C6N-xxx anterior a v5.3.x compilación 20230401, Ezviz CS-CV310-xxx anterior a v5.3.x compilación 20230401, Ezviz CS-C6CN-xxx anterior a v5.3.x compilación 20230401, Ezviz CS-C3N-xxx anterior a v5.3.x compilación 20230401 permite a atacantes remotos obtener información confidencial enviando mensajes manipulados a los dispositivos afectados.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

None

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2023-11-13 CVE Reserved
2023-11-28 CVE Published
2024-08-02 CVE Updated
2024-12-30 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-287: Improper Authentication

CAPEC

References (3)

URL	Tag	Source
https://joerngermany.github.io/ezviz_vulnerability
https://www.hikvision.com/hk/support/cybersecurity/security-advisory/security-vulnerability-in-some-hikvision-products

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://www.ezviz.com/data-security/security-notice/detail/911	2024-01-09

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Ezviz Search vendor "Ezviz"	Cs-c6n-a0-1c2wfr Firmware Search vendor "Ezviz" for product "Cs-c6n-a0-1c2wfr Firmware"	-	-	Affected	in	Ezviz Search vendor "Ezviz"	Cs-c6n-a0-1c2wfr Search vendor "Ezviz" for product "Cs-c6n-a0-1c2wfr"	-	-	Safe
Ezviz Search vendor "Ezviz"	Cs-cv310-a0-1c2wfr Firmware Search vendor "Ezviz" for product "Cs-cv310-a0-1c2wfr Firmware"	-	-	Affected	in	Ezviz Search vendor "Ezviz"	Cs-cv310-a0-1c2wfr Search vendor "Ezviz" for product "Cs-cv310-a0-1c2wfr"	-	-	Safe
Ezviz Search vendor "Ezviz"	Cs-c6cn-a0-3h2wfr Firmware Search vendor "Ezviz" for product "Cs-c6cn-a0-3h2wfr Firmware"	-	-	Affected	in	Ezviz Search vendor "Ezviz"	Cs-c6cn-a0-3h2wfr Search vendor "Ezviz" for product "Cs-c6cn-a0-3h2wfr"	-	-	Safe
Ezviz Search vendor "Ezviz"	Cs-c3n-a0-3h2wfrl Firmware Search vendor "Ezviz" for product "Cs-c3n-a0-3h2wfrl Firmware"	-	-	Affected	in	Ezviz Search vendor "Ezviz"	Cs-c3n-a0-3h2wfrl Search vendor "Ezviz" for product "Cs-c3n-a0-3h2wfrl"	-	-	Safe