Vulnerability in Microsoft 365 Apps
CVE-2020-1497
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.
EPSS: 0.046 (90.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N.
Affected products
- Microsoft 365_apps
- Microsoft Excel — versions 2010, 2013, 2016
- Microsoft 365 Apps For Enterprise — versions 16.0.1
- Microsoft Excel 2010 Service Pack 2 — versions 13.0.0.0
- Microsoft Excel 2013 Service Pack 1 — versions 15.0.0.0
- Microsoft Excel 2016 — versions 16.0.0.0
- Microsoft Office 2010 Service Pack 2 — versions 13.0.0.0
- Microsoft Office 2013 Service Pack 1 — versions 15.0.0
- Microsoft Office 2016 — versions 16.0.0
- Microsoft Office 2019 — versions 19.0.0
References
- secure@microsoft.com (Patch, x_refsource_MISC, Vendor Advisory)
Frequently asked questions
- What is CVE-2020-1497?
- CVE-2020-1497 is a medium-severity vulnerability in Microsoft 365 Apps. CVSS score: 5.5/10. Published 2020-08-17.
- How severe is CVE-2020-1497?
- Medium severity. CVSS v3 base score is 5.5 out of 10.