Fuji Electric Monitouch V-SFT 6.2.3.0 X1 File Parser out-of-bounds write

Summaryinfo

A vulnerability described as critical has been identified in Fuji Electric Monitouch V-SFT 6.2.3.0. This issue affects some unknown processing of the component X1 File Parser. Executing a manipulation can lead to out-of-bounds write. This vulnerability is tracked as CVE-2024-11798. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability has been found in Fuji Electric Monitouch V-SFT 6.2.3.0 and classified as critical. This vulnerability affects an unknown code block of the component X1 File Parser. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. The CWE definition for the vulnerability is CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Fuji Electric Monitouch V-SFT X1 File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Fuji Electric Monitouch V-SFT. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of X1 files. The issue results from the lack of proper validation of user-supplied data, which can result in a write past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-24663.

The advisory is shared for download at zerodayinitiative.com. This vulnerability was named CVE-2024-11798 since 11/26/2024. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 12/03/2024).

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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Productinfo

Vendor

• Fuji Electric

Name

• Monitouch V-SFT

Version

• 6.2.3.0

License

• commercial

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