Description
A vulnerability was found in Byzoro Smart S20 up to 20231120 and classified as critical. Affected by this issue is some unknown functionality of the file /sysmanage/updateos.php of the component HTTP POST Request Handler. 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. VDB-247154 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Byzoro | Smart S20 | 20231120 | — |
References
- VDB-247154 | Byzoro Smart S20 HTTP POST Request updateos.php unrestricted upload vdb-entry technical-description
- VDB-247154 | CTI Indicators (IOB, IOC, TTP, IOA) signature permissions-required
- Submit #241172 | Beijing Baizhuo Network Technology Co., Ltd Byzro Networks Smart S20 S20 security gateway intelligent management platform third-party-advisory
- https://github.com/flyyue2001/cve/blob/main/smart_sql_updateos.md exploit patch