CVE-2022-21975
published 2022-03-09CVE-2022-21975: Windows Hyper-V Denial of Service Vulnerability Windows Hyper-V Denial of Service Vulnerability
medium4.7CVSS 3.1
AVLACHPRLUINSUCNINAH
EPSS
0.43%
35.3th percentile
Windows Hyper-V Denial of Service Vulnerability
Windows Hyper-V Denial of Service Vulnerability
Affected
24 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| microsoft | windows_10_version_1507 | >= 10.0.10240.0 < 10.0.10240.19235 | 10.0.10240.19235 |
| microsoft | windows_10_version_1607 | >= 10.0.14393.0 < 10.0.14393.5006 | 10.0.14393.5006 |
| microsoft | windows_10_version_1809 | >= 10.0.17763.0 < 10.0.17763.2686 | 10.0.17763.2686 |
| microsoft | windows_10_version_1909 | >= 10.0.0 < 10.0.18363.2158 | 10.0.18363.2158 |
| microsoft | windows_10_version_21h1 | >= 10.0.0 < 10.0.19043.1586 | 10.0.19043.1586 |
| microsoft | windows_10_version_21h2 | >= 10.0.19043.0 < 10.0.19044.1586 | 10.0.19044.1586 |
| microsoft | windows_8.1 | >= 6.3.0 < 6.3.9600.20303 | 6.3.9600.20303 |
| microsoft | windows_server_2012_r2 | >= 6.3.9600.0 < 6.3.9600.20303 | 6.3.9600.20303 |
| microsoft | windows_server_2016 | >= 10.0.14393.0 < 10.0.14393.5006 | 10.0.14393.5006 |
| microsoft | windows_server_2019 | >= 10.0.17763.0 < 10.0.17763.2686 | 10.0.17763.2686 |
| microsoft | windows_server_2022 | >= 10.0.20348.0 < 10.0.20348.587 | 10.0.20348.587 |
| microsoft | windows_server_version_20h2 | >= 10.0.0 < 10.0.19042.1586 | 10.0.19042.1586 |
| msrc | windows_10_for_x64-based_systems | — | — |
| msrc | windows_10_version_1607_for_x64-based_systems | — | — |
| msrc | windows_10_version_1809_for_x64-based_systems | — | — |
| msrc | windows_10_version_1909_for_x64-based_systems | — | — |
| msrc | windows_10_version_21h1_for_x64-based_systems | — | — |
| msrc | windows_10_version_21h2_for_x64-based_systems | — | — |
| msrc | windows_8.1_for_x64-based_systems | — | — |
| msrc | windows_server_2012_r2 | — | — |
| msrc | windows_server_2016 | — | — |
| msrc | windows_server_2019 | — | — |
| msrc | windows_server_2022 | — | — |
| msrc | windows_server_version_20h2 | — | — |
CVSS provenance
nvdv3.14.7MEDIUMCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
nvdv2.01.9LOWAV:L/AC:M/Au:N/C:N/I:N/A:P
cvelistv54.7MEDIUM
cisa7.5HIGH
vendor_msrc4.7MEDIUM
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CVEList
Windows Hyper-V Denial of Service Vulnerability
cvelistv5·2022-03-09·CVSS 4.7
CVE-2022-21975 [MEDIUM] Windows Hyper-V Denial of Service Vulnerability
Windows Hyper-V Denial of Service Vulnerability
Windows Hyper-V Denial of Service Vulnerability
Microsoft
Windows Hyper-V Denial of Service Vulnerability
vendor_msrc·2022-03-08·CVSS 4.7
CVE-2022-21975 [MEDIUM] Windows Hyper-V Denial of Service Vulnerability
Windows Hyper-V Denial of Service Vulnerability
FAQ: According to the CVSS metric, the attack complexity is high (AC:H). What does that mean for this vulnerability?
Successful exploitation of this vulnerability requires an attacker to win a race condition.
Role: Windows Hyper-V: Role: Windows Hyper-V
Microsoft: Microsoft
Customer Action Required: Yes
Impact: Denial of Service
Exploit Status: Publicly Disclosed:No;Exploited:No;Latest Software Release:Exploitation Less Likely;Older Software Release:Exploitation Less Likely;DOS:N/A
Reference: https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB5011503
Reference: https://support.microsoft.com/help/5011503
Reference: https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB5011485
Reference: https://support.microsoft.com/
CISA
VMware Server Side Request Forgery in vRealize Operations Manager API
cisa·2022-01-18·CVSS 7.5
CVE-2021-21975 [HIGH] CWE-918 VMware Server Side Request Forgery in vRealize Operations Manager API
Vulnerability: VMware Server Side Request Forgery in vRealize Operations Manager API
Affected: VMware vRealize Operations Manager API
Server Side Request Forgery (SSRF) in vRealize Operations Manager API prior to 8.4 may allow a malicious actor with network access to the vRealize Operations Manager API to perform a SSRF attack to steal administrative credentials.
Required Action: Apply updates per vendor instructions.
Notes: https://nvd.nist.gov/vuln/detail/CVE-2021-21975
Remediation Due Date: 2022-02-01
Suricata
ET EXPLOIT Possible vRealize Operations Manager API SSRF Attempt (CVE-2021-21975)
suricata·2022-01-25·CVSS 7.5
CVE-2021-21975 [HIGH] ET EXPLOIT Possible vRealize Operations Manager API SSRF Attempt (CVE-2021-21975)
ET EXPLOIT Possible vRealize Operations Manager API SSRF Attempt (CVE-2021-21975)
Rule: alert http1 any any -> [$HOME_NET,$HTTP_SERVERS] any (msg:"ET EXPLOIT Possible vRealize Operations Manager API SSRF Attempt (CVE-2021-21975)"; flow:established,to_server; http.request_line; content:"POST /casa/nodes/thumbprints HTTP/1.1"; fast_pattern; http.request_body; content:"|5b|"; http.content_type; bsize:30; content:"application/json|3b|charset=UTF-8"; reference:cve,2021-21975; classtype:attempted-admin; sid:2034974; rev:4; metadata:attack_target Server, created_at 2022_01_25, cve CVE_2021_21975, deployment Perimeter, deployment Internal, confidence Medium, signature_severity Major, tag Exploit, tag CISA_KEV, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_04_04;)
No public exploits indexed.
No writeups or analysis indexed.
2022-03-09
Published