High severity · published Apr 13, 2021
CVE-2021-28452
Microsoft Outlook Memory Corruption Vulnerability
7.1
CVSS
1.3%
EPSS
No
On KEV
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
Low
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)1.3% · higher than 70% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
OF
Office · Microsoft
2019 · source: NVD
OU
Outlook · Microsoft
2010; 2013; 2013; 2016 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-28452
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-28452
Patch
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-28452
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