Buffer overflow in Microsoft Office

CVE-2017-8744

A remote code execution vulnerability exists in Excel Services, Microsoft Excel 2007 Service Pack 3, Microsoft Excel 2010 Service Pack 2, Microsoft Excel 2013 Service Pack 1, Microsoft Excel 2013 RT Service Pack 1, and Microsoft Excel 2016 when they fail to properly handle objects in memory, aka "Microsoft Office Memory Corruption Vulnerability". This CVE ID is unique from CVE-2017-8630, CVE-2017-8632, and CVE-2017-8731.

Vulnerability class: Buffer Overflow

EPSS: 0.172 (96.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

  • Microsoft Office — versions 2007, 2010, 2013
  • Microsoft Corporation Office — versions Microsoft Excel 2007 Service Pack 3, Microsoft Excel 2010 Service Pack 2, Microsoft Excel 2013 Service Pack 1, Microsoft Excel 2013 RT Service Pack 1, and Microsoft Excel 2016

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2017-8744?
CVE-2017-8744 is a high-severity vulnerability in Microsoft Office, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.8/10. Published 2017-09-13.
How severe is CVE-2017-8744?
High severity. CVSS v3 base score is 7.8 out of 10.