CVE-2018-8627
Microsoft Excel Information Disclosure Vulnerability
CVE-2018-8627 is fixed in 13 products on 1 platform, first by KB4461569, released December 11, 2018. It is not reported as exploited. Patch Radar priority: High.
High
CVSS
n/a
Important
Exploitation
None reported
Exploitation Less Likely
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0862
95th percentile
<p>An information disclosure vulnerability exists when Microsoft Excel software reads out of bound memory due to an uninitialized variable, which could disclose the contents of memory. An attacker who successfully exploited the vulnerability could view out of bound memory.</p> <p>Exploitation of the vulnerability requires that a user open a specially crafted file with an affected version of Microsoft Excel software.</p> <p>The security update addresses the vulnerability by properly initializing the affected variable.</p>
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Microsoft | |||
| Excel Services on Microsoft SharePoint Server 2010 Service Pack 2 | KB4461569 | Dec 11, 2018 | |
| Microsoft Excel 2010 Service Pack 2 (32-bit editions) | KB4461577 | Dec 11, 2018 | |
| Microsoft Excel 2010 Service Pack 2 (64-bit editions) | KB4461577 | Dec 11, 2018 | |
| Microsoft Excel 2013 RT Service Pack 1 | KB4461559 | Dec 11, 2018 | |
| Microsoft Excel 2013 Service Pack 1 (32-bit editions) | KB4461559 | Dec 11, 2018 | |
| Microsoft Excel 2013 Service Pack 1 (64-bit editions) | KB4461559 | Dec 11, 2018 | |
| Microsoft Excel 2016 (32-bit edition) | KB4461542 | Dec 11, 2018 | |
| Microsoft Excel 2016 (64-bit edition) | KB4461542 | Dec 11, 2018 | |
| Microsoft Excel Viewer 2007 Service Pack 3 | KB4461566 | Dec 11, 2018 | |
| Microsoft Office 2010 Service Pack 2 (32-bit editions) | KB4461570 | Dec 11, 2018 | |
| Microsoft Office 2010 Service Pack 2 (64-bit editions) | KB4461570 | Dec 11, 2018 | |
| Microsoft Office Compatibility Pack Service Pack 3 | KB4461565 | Dec 11, 2018 | |
| Microsoft Office Online Server | KB4011027 | Dec 11, 2018 | |