A vulnerability classified as critical was found in OpenModelica OMCompiler (the affected version is unknown). Affected by this vulnerability is an unknown code. The manipulation of the argument OPENMODELICAHOME as part of a Environment Variable leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

OpenModelica OMCompiler is affected by: Buffer Overflow. The impact is: Possible code execution and denial of service. The component is: OPENMODELICAHOME parameter changeable via environment variable. The attack vector is: Changing an environment variable.

The weakness was disclosed 07/15/2019 (Website). It is possible to read the advisory at trac.openmodelica.org. This vulnerability is known as CVE-2019-1010038 since 03/20/2019. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details of the vulnerability are known, but there is no available exploit.

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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• OpenModelica

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• OMCompiler

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