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Vulnerability record · CVE-2023-6576 · published 7 December 2023

CVE-2023-6576: Byzoro smart s210 firmware unrestricted file upload vulnerability

BByzoro · Smart S210 Firmware

A vulnerability was found in Byzoro S210 up to 20231123. It has been declared as critical. This vulnerability affects unknown code of the file /Tool/uploadfile.php of the component HTTP POST Request Handler. The manipulation of the argument file_upload leads to unrestricted upload. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-247156. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

8.8 CVSS 3.1 High EPSS 1.4% · top 29.3% CWE-434 · Unrestricted file upload
8.8CVSS 3.1 base score, v2 6.5
1.4%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
8References
17 Jun 2026Last modified by NVD

Description

A vulnerability was found in Byzoro S210 up to 20231123. It has been declared as critical. This vulnerability affects unknown code of the file /Tool/uploadfile.php of the component HTTP POST Request Handler. The manipulation of the argument file_upload leads to unrestricted upload. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-247156. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/willchen0011/cve/blob/main/upload.md Issue TrackingThird Party Advisory
https://vuldb.com/?ctiid.247156 Third Party Advisory
https://vuldb.com/?id.247156 Third Party Advisory
https://vuldb.com/?submit.242777
https://github.com/willchen0011/cve/blob/main/upload.md Issue TrackingThird Party Advisory
https://vuldb.com/?ctiid.247156 Third Party Advisory
https://vuldb.com/?id.247156 Third Party Advisory
https://vuldb.com/?submit.242777

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2023-6576), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.