Delta Electronics DRASimuCAD ICS File Parser out-of-bounds write

Summaryinfo

A vulnerability has been found in Delta Electronics DRASimuCAD and classified as critical. Affected by this issue is some unknown functionality of the component ICS File Parser. The manipulation leads to out-of-bounds write. This vulnerability is listed as CVE-2024-12835. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability was found in Delta Electronics DRASimuCAD (the affected version unknown) and classified as critical. This issue affects an unknown part of the component ICS File Parser. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. Using CWE to declare the problem leads to CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Delta Electronics DRASimuCAD ICS File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Delta Electronics DRASimuCAD. 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 ICS 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-22415.

It is possible to read the advisory at zerodayinitiative.com. The identification of this vulnerability is CVE-2024-12835 since 12/19/2024. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 07/11/2025).

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

• Delta Electronics

Name

• DRASimuCAD

License

• commercial

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CPE 2.2info

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