CVE-2023-5490

8.8 highEPSS 2.0%

High (8.8) in byzoro smart s45f firmware. EPSS 2.0% chance of exploitation in the next 30 days.

A vulnerability classified as critical was found in Byzoro Smart S45F Multi-Service Secure Gateway Intelligent Management Platform up to 20230928. This vulnerability affects unknown code of the file /useratte/userattestation.php. The manipulation of the argument web_img leads to unrestricted upload. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. VDB-241642 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Severity

CVSS 3.1

8.8 high

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

EPSS: 2.0% chance of exploitation in the next 30 days; higher than 80% of CVEs (scores of 2026-10-31)
CWE: CWE-434
Published: 2023-10-10
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

byzoro:smart_s45f_firmware

References

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