CVE-2021-38655

Microsoft Excel Remote Code Execution Vulnerability
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
microsoftCNA
7.8 HIGH
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 91%
Affected Products (NVD)
VendorProductVersion
microsoft365_apps
-
microsoftoffice_online_server
-
microsoft365_apps
𝑥
< 2108
microsoftoffice
𝑥
< 2108
𝑥
= Vulnerable software versions
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
VendorProductVersionSource
microsoftoffice_2019
16.0.0 ≤
𝑥
< 16.53.21091200
CNA
microsoftoffice_2019
16.0.1 ≤
𝑥
< 10378.20000
CNA
microsoftoffice_2019
16.0.0.0 ≤
𝑥
< 5215.1000
CNA
microsoftoffice_2019
15.0.0.0 ≤
𝑥
< 5381.1000
CNA
microsoftoffice_2019
15.0.1 ≤
𝑥
< 5381.1000
CNA
Common Weakness Enumeration
References
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-38655
https://www.zerodayinitiative.com/advisories/ZDI-21-1080/
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-38655
https://www.zerodayinitiative.com/advisories/ZDI-21-1080/