Medium severity · published Feb 14, 2023
CVE-2023-21722
.NET Framework Denial of Service Vulnerability
5.0
CVSS
0.9%
EPSS
No
On KEV
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
Required
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.9% · higher than 60% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
NF
.net Framework · Microsoft
3.5; 4.7.2; 3.5; 4.8; 3.5; 4.8.1; +12 more · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-21722
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-21722
Patch
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21722
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