An information disclosure vulnerability exists when Microsoft Excel software reads out of bound memory due to an uninitialized variable,…

Description

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, aka "Microsoft Excel Information Disclosure Vulnerability." This affects Microsoft Office, Office 365 ProPlus, Microsoft Excel, Microsoft Excel Viewer, Excel. This CVE ID is unique from CVE-2018-8598.

Scores

EPSS (exploitation in 30 days)

8.6% · top 4.9% of all CVEs (4 Nov 2026)

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.5.

Weakness

• Information Disclosure
• CWE-908 (opens in a new tab)All about CWE-908 and its CVEs

Affected products

• Microsoft · Microsoft Office

  • affected 2010 Service Pack 2 (32-bit editions)
  • affected 2010 Service Pack 2 (64-bit editions)
  • affected 2016 for Mac
  • affected 2019 for 32-bit editions
  • affected 2019 for 64-bit editions
  • affected 2019 for Mac
  • affected Compatibility Pack Service Pack 3

• Microsoft · Microsoft Excel

  • affected 2010 Service Pack 2 (32-bit editions)
  • affected 2010 Service Pack 2 (64-bit editions)
  • affected 2013 RT Service Pack 1
  • affected 2013 Service Pack 1 (32-bit editions)
  • affected 2013 Service Pack 1 (64-bit editions)
  • affected 2016 (32-bit edition)
  • affected 2016 (64-bit edition)

• Microsoft · Microsoft Excel Viewer

  • affected 2007 Service Pack 3

• Microsoft · Excel

  • affected Services on Microsoft SharePoint Server 2010 Service Pack 2

• Microsoft · Office

  • affected 365 ProPlus for 32-bit Systems
  • affected 365 ProPlus for 64-bit Systems

References (2)

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8627 (opens in a new tab)x_refsource_CONFIRMx_transferred
• 106120 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred

Sources

The same CVE in the primary databases and aggregators, to check against.

• CVE.org record (opens in a new tab)
• CVE List JSON (GitHub) (opens in a new tab)
• NVD (opens in a new tab)
• FIRST EPSS (opens in a new tab)
• OSV.dev (opens in a new tab)
• GitHub Advisories (opens in a new tab)
• CIRCL Vulnerability-Lookup (opens in a new tab)

Badge for a README or a ticket

[![CVE-2018-8627](https://trackcve.app/badge/CVE-2018-8627.svg)](https://trackcve.app/cve/CVE-2018-8627)

Record last updated 5 Aug 2024, 07:02 UTC.