Vulnerability · Published Feb 6, 2024 · Assigned by VulDB

CVE-2024-1253Byzoro Smart S40 Management Platform Import web.php unrestricted upload

Medium 4.7

In plain English

A medium-severity unrestricted file upload in Smart S40 Management Platform from Byzoro. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 1.7% (higher than 77% of all known vulnerabilities).

Severity (CVSS 3.1)4.7Medium

Exploit odds (30 days)1.7%top 22.7% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

A vulnerability, which was classified as critical, has been found in Byzoro Smart S40 Management Platform up to 20240126. Affected by this issue is some unknown functionality of the file /useratte/web.php of the component Import Handler. The manipulation of the argument 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-252992. 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 S40 Management Platform	20240126

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-252992 | Byzoro Smart S40 Management Platform Import web.php unrestricted upload vdb-entry, technical-description
VDB-252992 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
Submit #273438 | Beijing Baizhuo Network Technology Co., LTD Smart S40 management platform S40 files upload third-party-advisory
https://github.com/b51s77/cve/blob/main/upload.md exploit