High severity · published Aug 12, 2021
CVE-2021-36926
Windows Services for NFS ONCRPC XDR Driver Information Disclosure Vulnerability
7.5
CVSS
3.5%
EPSS
No
On KEV
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)3.5% · higher than 89% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
WI
Windows · Microsoft
20h2; 21h1; 1607; 1809; 1909; 2004 · source: NVD
W1
Windows 10 Version 1507 · Microsoft
10.0.10240.0 before 10.0.10240.19022 · source: vendor
W1
Windows 10 Version 1607 · Microsoft
10.0.14393.0 before 10.0.14393.4583 · source: vendor
W1
Windows 10 Version 1809 · Microsoft
10.0.17763.0 before 10.0.17763.2114; 10.0.0 before 10.0.17763.2114 · source: vendor
W1
Windows 10 Version 1909 · Microsoft
10.0.0 before 10.0.18363.1734 · source: vendor
W1
Windows 10 Version 2004 · Microsoft
10.0.0 before 10.0.19041.1165 · source: vendor
W1
Windows 10 Version 20H2 · Microsoft
10.0.0 before 10.0.19042.1165 · source: vendor
W1
Windows 10 Version 21H1 · Microsoft
10.0.0 before 10.0.19043.1165 · source: vendor
W8
Windows 8.1 · Microsoft
6.3.0 before 6.3.9600.20094 · source: vendor, NVD
WS
Windows Server 2012 · Microsoft
6.2.9200.0 before 6.2.9200.23435 · source: vendor, NVD
WS
Windows Server 2012 (Server Core installation) · Microsoft
6.2.9200.0 before 6.2.9200.23435 · source: vendor
WS
Windows Server 2012 R2 · Microsoft
6.3.9600.0 before 6.3.9600.20094 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-36926
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-36926
msrc.microsoft.com
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-36926
Patch
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-36926
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