CVE-2023-4739

A vulnerability, which was classified as critical, has been found in Byzoro Smart S85F Management Platform up to 20230820. Affected by this issue is some unknown functionality of the file /sysmanage/updateos.php. The manipulation of the argument 1_file_upload leads to unrestricted upload. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-238628. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

• CWE-434

• https://github.com/Meizhi-hua/cve/blob/main/upload_file.mdExploit
• https://vuldb.com/?ctiid.238628Permissions Required, Third Party Advisory, VDB Entry
• https://vuldb.com/?id.238628Permissions Required, Third Party Advisory, VDB Entry
• https://vuldb.com/?submit.197572
• https://github.com/Meizhi-hua/cve/blob/main/upload_file.mdExploit
• https://vuldb.com/?ctiid.238628Permissions Required, Third Party Advisory, VDB Entry
• https://vuldb.com/?id.238628Permissions Required, Third Party Advisory, VDB Entry
• https://vuldb.com/?submit.197572

Published

Sep 3, 2023

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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