CVE-2018-8598

Existe una vulnerabilidad de divulgación de información cuando Microsoft Excel no muestra correctamente los contenidos de su memoria. Esto también se conoce como "Microsoft Excel Information Disclosure Vulnerability". Esto afecta a Office 365 ProPlus, Microsoft Office y Microsoft Excel. El ID de este CVE es diferente de CVE-2018-8627.

This vulnerability allows remote attackers to disclose sensitive information on vulnerable installations of Microsoft Office Excel. 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 processing of Excel workbook files. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated buffer. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of the current process.