CVE-2021-28456
published 2021-04-13CVE-2021-28456: Microsoft Excel Information Disclosure Vulnerability
PriorityP425medium5.5CVSS 3.1
AVLACLPRNUIRSUCHINAN
EPSS
3.69%
88.5th percentile
Microsoft Excel Information Disclosure Vulnerability
Affected
24 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| microsoft | excel | — | — |
| microsoft | excel | — | — |
| microsoft | excel | — | — |
| microsoft | microsoft_365_apps_for_enterprise | >= 16.0.1 < https://aka.ms/OfficeSecurityReleases | https://aka.ms/OfficeSecurityReleases |
| microsoft | microsoft_excel_2010_service_pack_2 | >= 13.0.0.0 < publication | publication |
| microsoft | microsoft_excel_2013_service_pack_1 | >= 15.0.0.0 < publication | publication |
| microsoft | microsoft_excel_2016 | >= 16.0.0.0 < publication | publication |
| microsoft | microsoft_office_2019 | >= 19.0.0 < https://aka.ms/OfficeSecurityReleases | https://aka.ms/OfficeSecurityReleases |
| microsoft | microsoft_office_2019_for_mac | >= 16.0.0 < publication | publication |
| microsoft | microsoft_office_online_server | >= 16.0.1 < publication | publication |
| microsoft | microsoft_office_web_apps_server_2013_service_pack_1 | >= 15.0.1 < publication | publication |
| microsoft | office | — | — |
| microsoft | office_web_apps_server | — | — |
| msrc | microsoft_365_apps_for_enterprise_for_32-bit_systems | — | — |
| msrc | microsoft_365_apps_for_enterprise_for_64-bit_systems | — | — |
| msrc | microsoft_excel_2010_service_pack_2 | — | — |
| msrc | microsoft_excel_2013_rt_service_pack_1 | — | — |
| msrc | microsoft_excel_2013_service_pack_1 | — | — |
| msrc | microsoft_excel_2016 | — | — |
| msrc | microsoft_office_2019_for_32-bit_editions | — | — |
| msrc | microsoft_office_2019_for_64-bit_editions | — | — |
| msrc | microsoft_office_2019_for_mac | — | — |
| msrc | microsoft_office_online_server | — | — |
| msrc | microsoft_office_web_apps_server_2013_service_pack_1 | — | — |
CVSS provenance
nvdv3.15.5MEDIUMCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
nvdv2.04.3MEDIUMAV:N/AC:M/Au:N/C:P/I:N/A:N
vendor_msrc5.5MEDIUM
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Microsoft
Microsoft Excel Information Disclosure Vulnerability
vendor_msrc·2021-04-13·CVSS 5.5
CVE-2021-28456 [MEDIUM] Microsoft Excel Information Disclosure Vulnerability
Microsoft Excel Information Disclosure Vulnerability
FAQ: Is the Preview Pane an attack vector for this vulnerability?
No, the Preview Pane is not an attack vector.
FAQ: What type of information could be disclosed by this vulnerability?
The type of information that could be disclosed if an attacker successfully exploited this vulnerability is sensitive information.
FAQ: According to the CVSS metric, user interaction is required (UI:R). What interaction would the user have to do?
Exploitation of the vulnerability requires that a user open a specially crafted file with an affected version of Microsoft Excel.
In an email attack scenario, an attacker could exploit the vulnerability by sending the specially crafted file to the user and convincing the user to open the file.
In a web-based at
GHSA
GHSA-5v9r-32j3-v3c5: Microsoft Excel Information Disclosure Vulnerability
ghsa_unreviewed·2022-05-24
CVE-2021-28456 [MEDIUM] GHSA-5v9r-32j3-v3c5: Microsoft Excel Information Disclosure Vulnerability
Microsoft Excel Information Disclosure Vulnerability
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
2021-04-13
Published