Important 2018-05 archive

Executive Summary

An information disclosure vulnerability exists when Microsoft Excel improperly discloses the contents of its memory. An attacker who exploited the vulnerability could use the information to compromise the user’s computer or data. To exploit the vulnerability, an attacker could craft a special document file and then convince the user to open it. An attacker must know the memory address location where the object was created. The update addresses the vulnerability by changing the way certain Excel functions handle objects in memory.

Overview

Important
MS Severity
Not Exploited
MS Exploit Status
More Likely
MS Exploit Likelihood
Category Information Disclosure
Released May 8 2018
Last Updated May 8 2018
Publicly Disclosed No
CISA KEV Not Listed
Known Exploits None Known

EPSS Score

No EPSS score available for this CVE.

View on FIRST.org

Affected Products

9 affected products
Product KB Article Severity Impact Restart Required
Microsoft Excel 2010 Service Pack 2 (32-bit editions) 4022146 (Security Update) Important Information Disclosure Maybe
Microsoft Excel 2010 Service Pack 2 (64-bit editions) 4022146 (Security Update) Important Information Disclosure Maybe
Microsoft Excel 2013 RT Service Pack 1 4018399 (Security Update) Important Information Disclosure Maybe
Microsoft Excel 2013 Service Pack 1 (32-bit editions) 4018399 (Security Update) Important Information Disclosure Maybe
Microsoft Excel 2013 Service Pack 1 (64-bit editions) 4018399 (Security Update) Important Information Disclosure Maybe
Microsoft Excel 2016 (32-bit edition) 4018382 (Security Update) Important Information Disclosure Maybe
Microsoft Excel 2016 (64-bit edition) 4018382 (Security Update) Important Information Disclosure Maybe
Microsoft Office 2016 Click-to-Run (C2R) for 32-bit editions Click to Run (Security Update) Important Information Disclosure No
Microsoft Office 2016 Click-to-Run (C2R) for 64-bit editions Click to Run (Security Update) Important Information Disclosure No

Patches

4 patches
Article Type Restart
4022146 Security Update Maybe
4018399 Security Update Maybe
4018382 Security Update Maybe
Click to Run Security Update No

Known Exploits

Acknowledgments