Vulnerability · Published Feb 27, 2024 · Assigned by VulDB

CVE-2024-1918Byzoro Smart S42 Management Platform userattestation.php unrestricted upload

Medium 4.7

In plain English

A medium-severity unrestricted file upload in Smart S42 Management Platform from Byzoro. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 2.3% (higher than 84% of all known vulnerabilities).

Severity (CVSS 3.1)4.7Medium

Exploit odds (30 days)2.3%top 16.4% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

A vulnerability has been found in Byzoro Smart S42 Management Platform up to 20240219 and classified as critical. Affected by this vulnerability is an unknown functionality of the file /useratte/userattestation.php. The manipulation of the argument hidwel leads to unrestricted upload. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-254839. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Affected products (as reported)

Vendor	Product	Versions
Byzoro	Smart S42 Management Platform	20240219

Weakness: CWE-434 · Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L

References

VDB-254839 | Byzoro Smart S42 Management Platform userattestation.php unrestricted upload vdb-entry, technical-description
VDB-254839 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
Submit #284382 | 北京百卓网络技术有限公司 Smart S42网关智能管理平台 S42 File Upload vulnerability third-party-advisory
https://github.com/Echosssy/CVE/blob/main/%E5%85%B3%E4%BA%8ESmart%20S42%E7%AE%A1%E7%90%86%E5%B9%B3%E5%8F%B0%E5%AD%98%E5%9C%A8%E6%96%87%E4%BB%B6%E4%B8%8A%E4%BC%A0%E6%BC%8F%E6%B4%9E%E7%9A%84%E6%83%85%E5%86%B5%E9%80%9A%E6%8A%A5-userattestation.php.docx exploit