Byzoro Smart S20 HTTP POST Request updateos.php unrestricted upload
CVE-2023-6574

8.8HIGH

Key Information:

Vendor

Byzoro

Status
Smart S20
Vendor
CVE Published:
7 December 2023

What is CVE-2023-6574?

A vulnerability exists in the Byzoro Smart S20 device affecting versions up to 20231120, specifically within the HTTP POST Request Handler. This issue allows for unrestricted file uploads through manipulation of the '1_file_upload' argument in the /sysmanage/updateos.php file. Attackers may exploit this vulnerability remotely, potentially compromising the security of the device. Public disclosure of the exploit has already occurred, increasing the urgency for affected users to act swiftly. The vendor was notified of this vulnerability prior to its disclosure but has not provided any response.

Affected Version(s)

Smart S20 20231120

References

https://vuldb.com/?id.247154
vdb-entrytechnical-description
https://vuldb.com/?ctiid.247154
signaturepermissions-required
https://vuldb.com/?submit.241172
third-party-advisory

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Mirai (VulDB User)
.