Vulnerability in Microsoft Excel
CVE-2019-1331
A remote code execution vulnerability exists in Microsoft Excel software when the software fails to properly handle objects in memory, aka 'Microsoft Excel Remote Code Execution Vulnerability'. This CVE ID is unique from CVE-2019-1327.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.197 (97.4th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 97th percentile — 97.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.197 · newest: 0.197 · change: 0.000
Affected products
- Microsoft Excel — versions 2010, 2013, 2016
- Microsoft Excel Services
- Microsoft Excel Services On Sharepoint Server 2010 Service Pack 2 — versions unspecified
- Microsoft Excel — versions 2010 Service Pack 2 (32-bit editions), 2010 Service Pack 2 (64-bit editions), 2013 Service Pack 1 (32-bit editions)
- Microsoft Office — versions 2010 Service Pack 2 (32-bit editions), 2010 Service Pack 2 (64-bit editions), 2013 Service Pack 1 (32-bit editions)
- Microsoft Sharepoint Enterprise Server — versions 2013 Service Pack 1
- Microsoft Office — versions 2010, 2013, 2016
- Microsoft Office 365 Proplus — versions 32-bit Systems, 64-bit Systems
- Microsoft Office 365 Proplus
- Microsoft Office Online Server — versions unspecified
Public proof-of-concept exploits
References
- portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1331 (Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2019-1331?
- CVE-2019-1331 is a high-severity vulnerability in Microsoft Excel. CVSS score: 8.8/10. Published 2019-10-10.
- How severe is CVE-2019-1331?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2019-1331 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.