A vulnerability, which was classified as critical, was found in Sharp/Toshiba Tec MFP (the affected version unknown). Affected is an unknown part of the component Web Interface. The manipulation of the argument MFPSESSIONID with an unknown input leads to a stack-based overflow vulnerability. CWE is classifying the issue as 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). This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

The web interface of the affected devices processes a cookie value improperly, leading to a stack buffer overflow. More precisely, giving too long character string to MFPSESSIONID parameter results in a stack buffer overflow. As for the details of affected product names, model numbers, and versions, refer to the information provided by the respective vendors listed under [References].

The advisory is available at global.sharp. This vulnerability is traded as CVE-2024-28038 since 05/22/2024. The exploitability is told to be difficult. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details are known, but there is no available exploit. The structure of the vulnerability defines a possible price range of USD $5k-$25k at the moment (estimation calculated on 11/26/2024).

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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• Sharp
• Toshiba Tec

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• MFP

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