CVE-2017-8502 Memory corruption in Microsoft Excel 2010 SP2, Microsoft Excel 2013 SP1, and Microsoft Excel 2016.

What is CVE-2017-8502?

CVE-2017-8502 is a high-severity memory corruption vulnerability in Microsoft Excel, published on 11 Jul 2017. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

Microsoft Office allows a remote code execution vulnerability due to the way that it handles objects in memory, aka "Microsoft Office Memory Corruption Vulnerability". This CVE ID is unique from CVE-2017-8501.

Weakness: CWE-119

Which versions are affected by CVE-2017-8502?

It affects 1 product.

Products include Microsoft Excel.

How do I fix CVE-2017-8502?

No fix has been published for CVE-2017-8502 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2017-8502 being exploited?

There is no known exploitation of CVE-2017-8502 in the wild and no public exploit code.

Other vulnerabilities in Microsoft Excel

• CVE-2019-1297 Microsoft Excel Remote Code Execution Exploited High 8.8
• CVE-2009-0238 Microsoft Office Remote Code Execution Exploited High 8.8
• CVE-2016-7262 Microsoft Office Security Feature Bypass Exploited High 7.8
• CVE-2009-3129 Microsoft Excel Featheader Record Memory Corruption Exploited High 7.8
• CVE-2008-0081 Code injection in n/a Critical 9.8

All Microsoft Excel vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-cvv4-8hmh-mg9r.