High severity · published Feb 9, 2022
CVE-2022-21965
Microsoft Teams Denial of Service Vulnerability
7.5
CVSS
3%
EPSS
No
On KEV
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)3.0% · higher than 87% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
TE
Teams · Microsoft
before 1.0.94.20000 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-21965
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-21965
msrc.microsoft.com
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-21965
Patch
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-21965
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