CVE-2020-1497
Microsoft Excel Information Disclosure Vulnerability
- Published
- Updated
- Reserved
- Assigned by
- microsoft
Description
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.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | Medium5.5 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N |
- EPSS (exploitation in 30 days)
- 4.6% · top 8.2% of all CVEs (6 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
Affected products
Microsoft · Microsoft Office 2019
- affected 19.0.0 – < https://aka.ms/OfficeSecurityReleases
Microsoft · Microsoft 365 Apps for Enterprise
- affected 16.0.1 – < https://aka.ms/OfficeSecurityReleases
Microsoft · Microsoft Excel 2016
- affected 16.0.0.0 – < publication
Microsoft · Microsoft Office 2016
- affected 16.0.0 – < publication
Microsoft · Microsoft Excel 2010 Service Pack 2
- affected 13.0.0.0 – < publication
Microsoft · Microsoft Excel 2013 Service Pack 1
- affected 15.0.0.0 – < publication
Microsoft · Microsoft Office 2010 Service Pack 2
- affected 13.0.0.0 – < publication
Microsoft · Microsoft Office 2013 Service Pack 1
- affected 15.0.0 – < publication
References (1)
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1497 (opens in a new tab)x_refsource_MISCx_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
[](https://trackcve.app/cve/CVE-2020-1497)Record last updated .