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01 Record

CVE-2022-2471

Stack-Based Buffer Overflow Vulnerability in the EZVIZ Motion Detection component

CriticalPUBLISHEDCNA: Bitdefender
CNA base score9.9 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

02 Description

Stack-Based Buffer Overflow Vulnerability in the EZVIZ Motion Detection component

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
1.53% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 74.5% of scored records. A rank, not a probability.
NVD base score
9.8 (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:H/I:H/A:H
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
2022-09-15 13:15Z4 YR AGO
Last updated
2024-09-16 16:57Z2 YR AGO
Reserved
2022-07-19
Assigning CNA
Bitdefender
Record state
PUBLISHED
Severity
Critical (CVSS 9.9)
CNA CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Weaknesses
  • CWE-121Stack-based Buffer OverflowVariant
Data version
5.1
Document digest
11ca9ab43b5dcc18de629fd6b36dd76cb06566161954477317582cab19184fe8

05 Affected products

VendorProductVersionsPlatforms
EZVIZCS-CV248< 5.2.3 build 220725—
EZVIZCS-C6N-A0-1C2WFR< 5.3.0 build 220428—
EZVIZCS-DB1C-A0-1E2W2FR< 5.3.0 build 220802—
EZVIZCS-C6N-B0-1G2WF< 5.3.0 build 220712—
EZVIZCS-C3W-A0-3H4WFRL< 5.3.5 build 220723—

06 References

07 Remediation

Firmware versions for each product model that fixes the vulnerability are available below: EZVIZ CS-CV248 version 5.2.3 build 220725 and newer. EZVIZ CS-C6N-A0-1C2WFR version 5.3.0 build 220428 and newer. EZVIZ CS-DB1C-A0-1E2W2FR version 5.3.0 build 220802 and newer. EZVIZ CS-C6N-B0-1G2WF version 5.3.0 build 220712 and newer. EZVIZ CS-C3W-A0-3H4WFRL version 5.3.5 build 220723 and newer.