8.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
8.9 High
AI Score
Confidence
High
6.5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:S/C:P/I:P/A:P
0.002 Low
EPSS
Percentile
51.5%
01/12/2021
High
An elevation of privilege vulnerability was found in Microsoft SQL Server. Malicious users can exploit this vulnerability to gain privileges.
Public exploits exist for this vulnerability.
Microsoft SQL Server 2014 Service Pack 3 for x64-based Systems (GDR)
Microsoft SQL Server 2017 for x64-based Systems (CU 22)
Microsoft SQL Server 2014 Service Pack 3 for 32-bit Systems (GDR)
Microsoft SQL Server 2012 for 32-bit Systems Service Pack 4 (QFE)
Microsoft SQL Server 2017 for x64-based Systems (GDR)
Microsoft SQL Server 2019 for x64-based Systems (GDR)
Microsoft SQL Server 2014 Service Pack 3 for 32-bit Systems (CU 4)
Microsoft SQL Server 2012 for x64-based Systems Service Pack 4 (QFE)
Microsoft SQL Server 2016 Service Pack 2 for x64-based Systems (CU 15)
Microsoft SQL Server 2016 for x64-based Systems Service Pack 2 (GDR)
Microsoft SQL Server 2019 for x64-based Systems (CU 8)
Microsoft SQL Server 2014 Service Pack 3 for x64-based Systems (CU 4)
Install necessary updates from the KB section, that are listed in your Windows Update (Windows Update usually can be accessed from the Control Panel)
PE
CVE-2021-16368.8Critical
4583461
4583456
4583457
4583459
4583462
4583465
4583458
4583460
4583463
support.microsoft.com/kb/4583456
support.microsoft.com/kb/4583457
support.microsoft.com/kb/4583458
support.microsoft.com/kb/4583459
support.microsoft.com/kb/4583460
support.microsoft.com/kb/4583461
support.microsoft.com/kb/4583462
support.microsoft.com/kb/4583463
support.microsoft.com/kb/4583465
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-1636
nvd.nist.gov/vuln/detail/CVE-2021-1636
portal.msrc.microsoft.com/en-us/security-guidance
statistics.securelist.com/vulnerability-scan/month
threats.kaspersky.com/en/product/Microsoft-SQL-Server/
8.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
8.9 High
AI Score
Confidence
High
6.5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:S/C:P/I:P/A:P
0.002 Low
EPSS
Percentile
51.5%