CVE-2023-4121

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

2.51% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 83.4% of scored records. A rank, not a probability.

NVD base score

9.8 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

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

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2023-08-03 09:31Z3 YR AGO

Last updated

2024-08-02 07:17Z2 YR AGO

Reserved

2023-08-02

Assigning CNA

VulDB

Record state

PUBLISHED

Severity

Medium (CVSS 6.3)

CNA CVSS vector

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

Weaknesses

• CWE-434Unrestricted Upload of File with Dangerous TypeBase

Data version

5.1

Document digest

4ccc1c36f085f0a416cba21126f9cfb6b02e38497b13a01423be36775fbac199

• vuldb.comVDB-235968 | Byzoro Smart S85F Management Platform unrestricted uploadhttps://vuldb.com/?id.235968vdb-entrytechnical-description
• vuldb.comVDB-235968 | CTI Indicators (IOB, IOC, TTP, IOA)https://vuldb.com/?ctiid.235968signaturepermissions-required
• vuldb.comSubmit #185755 | A file upload vulnerability exists in the database management of the Smart S85F management platformhttps://vuldb.com/?submit.185755third-party-advisory
• github.comhttps://github.com/torres14852/cve/blob/main/upload.mdexploit