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.
References (4)
Core 4
Core References
Third Party Advisory vdb-entry
technical-description
https://vuldb.com/?id.247154
Third Party Advisory signature
permissions-required
https://vuldb.com/?ctiid.247154
Permissions Required, VDB Entry third-party-advisory
https://vuldb.com/?submit.241172
Exploit, Third Party Advisory exploit
patch
https://github.com/flyyue2001/cve/blob/main/smart_sql_updateos.md
Scores
CVSS v3
6.3
EPSS
0.0003
EPSS Percentile
7.9%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Details
CWE
CWE-434
Status
published
Products (1)
byzoro/smart_s20_firmware
< 2023-11-20
Published
Dec 07, 2023
Tracked Since
Feb 18, 2026