Stack-Based Buffer Overflow Vulnerability in the EZVIZ Motion Detection component
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-121 and the CVSS impact.
Summary
Stack-based Buffer Overflow vulnerability in the EZVIZ Motion Detection component as used in camera models CS-CV248, CS-C6N-A0-1C2WFR, CS-DB1C-A0-1E2W2FR, CS-C6N-B0-1G2WF, CS-C3W-A0-3H4WFRL allows a remote attacker to execute remote code on the device. This issue affects: EZVIZ CS-CV248 versions prior to 5.2.3 build 220725. EZVIZ CS-C6N-A0-1C2WFR versions prior to 5.3.0 build 220428. EZVIZ CS-DB1C-A0-1E2W2FR versions prior to 5.3.0 build 220802. EZVIZ CS-C6N-B0-1G2WF versions prior to 5.3.0 build 220712. EZVIZ CS-C3W-A0-3H4WFRL versions prior to 5.3.5 build 220723.
Why it matters now
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| EZVIZ | CS-CV248 | before 5.2.3 build 220725 | 5.2.3 build 220725 | Patch available | CNA |
| EZVIZ | CS-C6N-A0-1C2WFR | before 5.3.0 build 220428 | 5.3.0 build 220428 | Patch available | CNA |
| EZVIZ | CS-DB1C-A0-1E2W2FR | before 5.3.0 build 220802 | 5.3.0 build 220802 | Patch available | CNA |
| EZVIZ | CS-C6N-B0-1G2WF | before 5.3.0 build 220712 | 5.3.0 build 220712 | Patch available | CNA |
| EZVIZ | CS-C3W-A0-3H4WFRL | before 5.3.5 build 220723 | 5.3.5 build 220723 | Patch available | CNA |
- CS-CV248 VendorEZVIZ Affected before 5.2.3 build 220725 Fixed in 5.2.3 build 220725 Patch available CNA
- CS-C6N-A0-1C2WFR VendorEZVIZ Affected before 5.3.0 build 220428 Fixed in 5.3.0 build 220428 Patch available CNA
- CS-DB1C-A0-1E2W2FR VendorEZVIZ Affected before 5.3.0 build 220802 Fixed in 5.3.0 build 220802 Patch available CNA
- CS-C6N-B0-1G2WF VendorEZVIZ Affected before 5.3.0 build 220712 Fixed in 5.3.0 build 220712 Patch available CNA
- CS-C3W-A0-3H4WFRL VendorEZVIZ Affected before 5.3.5 build 220723 Fixed in 5.3.5 build 220723 Patch available CNA
CPE configurations NVD · 10
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:ezviz:cs-c6n-a0-1c2wfr_firmware:5.3.0:build201719:*:*:*:*:*:* | 5.3.0 build201719 | Vulnerable | EZVIZ |
| cpe:2.3:h:ezviz:cs-c6n-a0-1c2wfr:-:*:*:*:*:*:*:* | not specified by NVD | Running on | EZVIZ |
| cpe:2.3:o:ezviz:cs-db1c-a0-1e2w2fr_firmware:5.3.0:build211208:*:*:*:*:*:* | 5.3.0 build211208 | Vulnerable | EZVIZ |
| cpe:2.3:h:ezviz:cs-db1c-a0-1e2w2fr:-:*:*:*:*:*:*:* | not specified by NVD | Running on | EZVIZ |
| cpe:2.3:o:ezviz:cs-c6n-b0-1g2wf_firmware:5.3.0:build210731:*:*:*:*:*:* | 5.3.0 build210731 | Vulnerable | EZVIZ |
| cpe:2.3:h:ezviz:cs-c6n-b0-1g2wf:-:*:*:*:*:*:*:* | not specified by NVD | Running on | EZVIZ |
| cpe:2.3:o:ezviz:cs-c3w-a0-3h4wfrl_firmware:5.3.5:build220120:*:*:*:*:*:* | 5.3.5 build220120 | Vulnerable | EZVIZ |
| cpe:2.3:h:ezviz:cs-c3w-a0-3h4wfrl:-:*:*:*:*:*:*:* | not specified by NVD | Running on | EZVIZ |
| cpe:2.3:o:ezviz:cs-cv248_firmware:5.2.1:build180403:*:*:*:*:*:* | 5.2.1 build180403 | Vulnerable | EZVIZ |
| cpe:2.3:h:ezviz:cs-cv248:-:*:*:*:*:*:*:* | not specified by NVD | Running on | EZVIZ |
- cpe:2.3:o:ezviz:cs-c6n-a0-1c2wfr_firmware:5.3.0:build201719:*:*:*:*:*:* Versions 5.3.0 build201719 Vulnerable ·EZVIZ
- cpe:2.3:h:ezviz:cs-c6n-a0-1c2wfr:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·EZVIZ
- cpe:2.3:o:ezviz:cs-db1c-a0-1e2w2fr_firmware:5.3.0:build211208:*:*:*:*:*:* Versions 5.3.0 build211208 Vulnerable ·EZVIZ
- cpe:2.3:h:ezviz:cs-db1c-a0-1e2w2fr:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·EZVIZ
- cpe:2.3:o:ezviz:cs-c6n-b0-1g2wf_firmware:5.3.0:build210731:*:*:*:*:*:* Versions 5.3.0 build210731 Vulnerable ·EZVIZ
- cpe:2.3:h:ezviz:cs-c6n-b0-1g2wf:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·EZVIZ
- cpe:2.3:o:ezviz:cs-c3w-a0-3h4wfrl_firmware:5.3.5:build220120:*:*:*:*:*:* Versions 5.3.5 build220120 Vulnerable ·EZVIZ
- cpe:2.3:h:ezviz:cs-c3w-a0-3h4wfrl:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·EZVIZ
- cpe:2.3:o:ezviz:cs-cv248_firmware:5.2.1:build180403:*:*:*:*:*:* Versions 5.2.1 build180403 Vulnerable ·EZVIZ
- cpe:2.3:h:ezviz:cs-cv248:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·EZVIZ
Remediation
- Fix · CNA CS-CV248 (EZVIZ) Fixed in 5.2.3 build 220725
- Fix · CNA CS-C6N-A0-1C2WFR (EZVIZ) Fixed in 5.3.0 build 220428
- Fix · CNA CS-DB1C-A0-1E2W2FR (EZVIZ) Fixed in 5.3.0 build 220802
- Fix · CNA CS-C6N-B0-1G2WF (EZVIZ) Fixed in 5.3.0 build 220712
- Fix · CNA CS-C3W-A0-3H4WFRL (EZVIZ) Fixed in 5.3.5 build 220723
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
EZVIZ CS-C6N-A0-1C2WFR 5.3.0 build 220428
2 records Highest priority Priority MEDIUM 1 MEDIUM, 1 LOW
Other records, highest priority first
- TI-2022-02283 Improper Initialization vulnerability in local server authentication logicPriority LOW 33
Timeline
- 2026-10-02 Threatist record created from CVE-2022-2471
- 2026-10-03 Alias added: GHSA-wmr3-r282-gf5h
References
Sources
- CVE-2022-2471 · CVE Program
- CVE-2022-2471 · NVD
- FIRST EPSS
- GHSA-wmr3-r282-gf5h · GitHub Advisory Database · CC BY 4.0
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