CVE-2023-4739
A vulnerability, which was classified as critical, has been found in Byzoro Smart S85F Management Platform up to 20230820.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (3.59%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 3.59% probability · 89th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-434
- Affected
- byzoro/smart s85f firmware
- Source
- cna@vuldb.com
References
- https://github.com/Meizhi-hua/cve/blob/main/upload_file.mdExploit
- https://vuldb.com/?ctiid.238628Permissions Required, Third Party Advisory, VDB Entry
- https://vuldb.com/?id.238628Permissions Required, Third Party Advisory, VDB Entry
- https://vuldb.com/?submit.197572
- https://github.com/Meizhi-hua/cve/blob/main/upload_file.mdExploit
- https://vuldb.com/?ctiid.238628Permissions Required, Third Party Advisory, VDB Entry
- https://vuldb.com/?id.238628Permissions Required, Third Party Advisory, VDB Entry
- https://vuldb.com/?submit.197572
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.