by Kastro
Paper/Archive/CVE-2023-4739

CVE-2023-4739

Byzoro Smart S85F Management Platform — Byzoro Smart S85F Management Platform updateos.php unrestricted upload

EPSS 4%public exploitCVSS 9.8
critical.is priorityof 100
57
CVSS 9.8 (NVD)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 89.4.894 × 2017.9Exploit: SSVC poc+1010.0SSVC exploitation: poc+100.0
Description · from the CVE record

A vulnerability, which was classified as critical, has been found in Byzoro Smart S85F Management Platform up to 20230820. Affected by this issue is some unknown functionality of the file /sysmanage/updateos.php. 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. The identifier of this vulnerability is VDB-238628. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Affected

ProductAffectedFixed inSource
Smart S85F Management Platform20230820–CNA

Scores by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
VulDB (CNA)6.3CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
VulDB (CNA)6.3CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
CISA ADPSSVCExploitation: poc · Automatable: no · Technical impact: partial

References

writeupvuldb.com/?id.238628refvuldb.com/?ctiid.238628writeupvuldb.com/?submit.197572exploitgithub.com/Meizhi-hua/cve/blob/main/upload_file.md