High severity · published Feb 9, 2022
CVE-2022-21986
.NET Denial of Service Vulnerability
7.5
CVSS
3.7%
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)3.7% · higher than 90% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
N5
.NET 5.0 · Microsoft
5.0.0 before 5.0.14 · source: vendor
N6
.NET 6.0 · Microsoft
6.0.0 before 6.0.2 · source: vendor
MV
Microsoft Visual Studio 2019 version 16.11 (includes 16.0 - 16.10) · Microsoft
16.11.0 before 16.11.10 · source: vendor
MV
Microsoft Visual Studio 2019 version 16.9 (includes 16.0 - 16.8) · Microsoft
15.0.0 before 16.9.17 · source: vendor
MV
Microsoft Visual Studio 2022 version 17.0 · Microsoft
17.0.0 before 17.0.6 · source: vendor
VS
Visual Studio 2019 for Mac version 8.10 · Microsoft
8.1.0 before 8.10.18 · source: vendor
NE
.net · Microsoft
5.0 before 5.0.14; 6.0.0 before 6.0.2 · source: NVD
FE
Fedora · Fedoraproject
34; 35 · source: NVD
VS
Visual Studio 2019 · Microsoft
8.10 before 8.10.18; 16.0 through 16.11 · source: NVD
VS
Visual Studio 2022 · Microsoft
17.0 before 17.0.6 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-21986
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-21986
msrc.microsoft.com
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-21986
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