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01 Record

CVE-2023-48121

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

UnratedPUBLISHEDCNA: mitre
CNA base scoreUnratedNo CNA CVSS vector

02 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

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
0.83% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 57.2% of scored records. A rank, not a probability.
NVD base score
5.3 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2023-11-28 00:00Z2 YR AGO
Last updated
2024-08-02 21:23Z2 YR AGO
Reserved
2023-11-13
Assigning CNA
mitre
Record state
PUBLISHED
Severity
Not rated by the issuing CNA
CNA CVSS vector
Not published by the issuing CNA
Weaknesses
  • CWE-287Improper AuthenticationClass
Data version
5.1
Document digest
3feeb072b5d5de761ac99a41dab2dda2a0b4a1825a5753af4397f6493f6d78c8

05 Affected products

VendorProductVersionsPlatforms
ezvizcs-c3n-a0-3h2wfrlNot specified—
ezvizcs-c3n-a0-3h2wfrl_firmwareNot specified—
ezvizcs-c6cn-a0-3h2wfrNot specified—
ezvizcs-c6cn-a0-3h2wfr_firmwareNot specified—
ezvizcs-c6n-a0-1c2wfrNot specified—
ezvizcs-c6n-a0-1c2wfr_firmwareNot specified—
ezvizcs-cv310-a0-1c2wfrNot specified—
ezvizcs-cv310-a0-1c2wfr_firmwareNot specified—

06 References