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An exploitable heap overflow vulnerability in the AcCellMargin handling code in Autodesk Advance Steel 2018, Autodesk AutoCAD 2018, Autodesk AutoCAD Architecture 2018, Autodesk AutoCAD Electrical 2018, Autodesk AutoCAD Map 3D 2018, Autodesk AutoCAD Mechanical 2018, Autodesk AutoCAD MEP 2018, Autodesk AutoCAD P&ID 2018, Autodesk AutoCAD Plant 3D 2018, Autodesk AutoCAD LT 2018, and Autodesk Civil 3D 2018. A specially crafted DXF file with too many cell margins populating an AcCellMargin object may cause a heap overflow, resulting in code execution.

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多款Autodesk产品缓冲区错误漏洞

Autodesk Advance Steel等都是美国Autodesk公司的产品。Autodesk Advance Steel是一套钢筋结构分析3D建模软件。Autodesk AutoCAD是一套专业的3D绘图软件。Autodesk Civil 3D是一套面向土木工程设计与文档编制的建筑信息模型（BIM）解决方案。 多款Autodesk产品中的AcCellMargin处理代码存在缓冲区错误漏洞，该漏洞源于网络系统或产品在内存上执行操作时，未正确验证数据边界，导致向关联的其他内存位置上执行了错误的读写操作。

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