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High severity · published May 31, 2023
CVE-2022-35748
HTTP.sys Denial of Service Vulnerability
7.5
CVSS
47.2%
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)47.2% · higher than 99% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
WS
Windows Server 2012 · Microsoft
r2 · source: NVD
WS
Windows Server 2016 · Microsoft
All versions, or not specified · source: NVD
WS
Windows Server 2019 · Microsoft
All versions, or not specified · source: NVD
WS
Windows Server 2022 · Microsoft
All versions, or not specified · source: NVD
WS
Windows Server 20h2 · Microsoft
All versions, or not specified · source: NVD
Affected product
WS
Windows Server 2012
Microsoft
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-35748
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-35748
Patch
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-35748
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