Falconstor Disk Pulse Enterprise 9.0.34 HTTP POST Request /login Username stack-based overflow

Summaryinfo

A vulnerability classified as critical was found in Falconstor Disk Pulse Enterprise 9.0.34. The impacted element is an unknown function in the library libspp.dll of the file /login of the component HTTP POST Request Handler. Such manipulation of the argument Username leads to stack-based overflow. This vulnerability is referenced as CVE-2025-34108. It is possible to launch the attack remotely. Furthermore, an exploit is available.

Detailsinfo

A vulnerability was found in Falconstor Disk Pulse Enterprise 9.0.34 and classified as critical. Affected by this issue is an unknown function in the library libspp.dll of the file /login of the component HTTP POST Request Handler. The manipulation of the argument username with an unknown input leads to a stack-based overflow vulnerability. Using CWE to declare the problem leads to CWE-121. A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function). Impacted is confidentiality, integrity, and availability. CVE summarizes:

A stack-based buffer overflow vulnerability exists in the login functionality of Disk Pulse Enterprise version 9.0.34. An attacker can send a specially crafted HTTP POST request to the /login endpoint with an overly long username parameter, causing a buffer overflow in the libspp.dll component. Successful exploitation allows arbitrary code execution with SYSTEM privileges.

The weakness was published by Tulpa Security. The advisory is shared for download at raw.githubusercontent.com. This vulnerability is handled as CVE-2025-34108 since 04/15/2025. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Technical details as well as a public exploit are known.

The exploit is available at exploit-db.com. It is declared as proof-of-concept.

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

The vulnerability is also documented in the vulnerability database at Exploit-DB (40452). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

• Falconstor

Name

• Disk Pulse Enterprise

Version

• 9.0.34

CPE 2.3info

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CPE 2.2info

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VulDB is the best source for vulnerability data and more expert information about this specific topic.

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