High severity · published Oct 10, 2023
CVE-2023-38171
Microsoft QUIC Denial of Service Vulnerability
7.5
CVSS
71%
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)71.0% · higher than 99% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
NE
.net · Microsoft
7.0.0 before 7.0.12 · source: NVD
VS
Visual Studio 2022 · Microsoft
17.2.0 before 17.2.20; 17.4.0 before 17.4.12; 17.6.0 before 17.6.8; 17.7.0 before 17.7.5 · source: NVD
W1
Windows 11 22h2 · Microsoft
before 10.0.22621.2428 · source: NVD
WS
Windows Server 2022 · Microsoft
All versions, or not specified · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-38171
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-38171
Patch
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-38171
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