Arbitrary file upload in Byzoro Smart S45f
CVE-2023-5490
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.
Vulnerability class: Unrestricted File Upload
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.
EPSS exploit prediction
EPSS: 0.017 (76.6th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 77th percentile — 76.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.017 · newest: 0.017 · change: 0.000
Affected products
Weakness classification (CWE)
References
- vuldb.com/ (technical-description, Third Party Advisory, vdb-entry)
- vuldb.com/ (signature, Permissions Required, permissions-required, Third Party Advisory)
- vuldb.com/ (third-party-advisory)
- github.com/llixixi/cve/blob/main/s45_upload_ userattestation.md (Exploit, Third Party Advisory, exploit)
Frequently asked questions
- What is CVE-2023-5490?
- CVE-2023-5490 is a medium-severity vulnerability in Byzoro Smart S45f, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 6.3/10. Published 2023-10-10.
- How severe is CVE-2023-5490?
- Medium severity. CVSS v3 base score is 6.3 out of 10.