CVE-2023-48121

MEDIUM
5.3
CVSS Score
Published: November 28, 2023 at 12:00 AM UTC
Updated: June 17, 2026 at 06:33 AM UTC
8 products affected across 1 vendorCs Cv310-a0-1c2wfr FirmwareCs C6N A0-1c2wfr FirmwareCs C6CN A0-3h2wfr Firmware

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Severity
MEDIUM5.3
Exploit prediction
EPSS 0.8%

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

All versions
ezviz-cs-c3n-a0-3h2wfrl (same device)
All versions
ezviz-cs-c6cn-a0-3h2wfr (same device)
All versions
ezviz-cs-c6n-a0-1c2wfr (same device)
All versions
All versions
All versions
All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-287

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