Fumasoft Fumeng Cloud AjaxMethod AjaxMethod.ashx getEmpByname Name sql injection

Summaryinfo

A vulnerability, which was classified as critical, was found in Fumasoft Fumeng Cloud. This issue affects the function getEmpByname of the file AjaxMethod.ashx of the component AjaxMethod. Executing a manipulation of the argument Name can lead to sql injection. This vulnerability appears as CVE-2023-54400. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability has been found in Fumasoft Fumeng Cloud (affected version not known) and classified as critical. This vulnerability affects the function getEmpByname of the file AjaxMethod.ashx of the component AjaxMethod. The manipulation of the argument Name with an unknown input leads to a sql injection vulnerability. The CWE definition for the vulnerability is CWE-89. The product constructs all or part of an SQL command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended SQL command when it is sent to a downstream component. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Fumasoft Fumeng Cloud contains a SQL injection vulnerability in the AjaxMethod.ashx endpoint that allows unauthenticated remote attackers to inject arbitrary SQL through the Name parameter of the getEmpByname action without any authentication. Attackers can exploit UNION-based SQL injection techniques against the Microsoft SQL Server backend to extract, disclose, and modify database contents, with potential for further compromise of the underlying server. Exploitation evidence was first observed by the Shadowserver Foundation on 2023-10-18.

The advisory is shared for download at github.com. This vulnerability was named CVE-2023-54400 since 09/29/2026. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 09/29/2026). The MITRE ATT&CK project declares the attack technique as T1505.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Type

• Cloud Software

Vendor

• Fumasoft

Name

• Fumeng Cloud

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CPE 2.2info

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