A vulnerability classified as critical has been found in Open Asset Import Library Assimp 5.4.3. This affects the function Assimp::ASEImporter::BuildUniqueRepresentation of the file code/AssetLib/ASE/ASELoader.cpp of the component ASE File Handler. The manipulation of the argument mIndices leads to out-of-bounds read. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 6.0 is able to address this issue. The patch is named 7c705fde418d68cca4e8eff56be01b2617b0d6fe. It is recommended to apply a patch to fix this issue.
The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.
The product reads data past the end, or before the beginning, of the intended buffer.
| Link | Tags |
|---|---|
| https://vuldb.com/?id.302067 | third party advisory vdb entry technical description |
| https://vuldb.com/?ctiid.302067 | signature vdb entry permissions required |
| https://vuldb.com/?submit.524589 | third party advisory vdb entry |
| https://github.com/assimp/assimp/issues/6021 | issue tracking exploit |
| https://github.com/assimp/assimp/pull/6045 | patch issue tracking |
| https://github.com/assimp/assimp/issues/6021#issue-2877378829 | issue tracking exploit |
| https://github.com/assimp/assimp/commit/7c705fde418d68cca4e8eff56be01b2617b0d6fe | patch |