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Fencer Vulns
medium 5.5

CVE-2023-36728 json

Microsoft SQL Server Denial of Service Vulnerability

published 2023-10-10 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-40671

cvss
5.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.7%
EPSS 0.7% chance of exploitation in 30 days, percentile 54%
public exploits
0
none known

Summary

Microsoft SQL Server Denial of Service Vulnerability

Patch / fix

  • Microsoft Microsoft SQL Server 2019 (CU 22) 15.0.4326.1
  • Microsoft Microsoft SQL Server 2022 (CU 8) 16.0.4080.1
  • Microsoft Microsoft SQL Server 2017 (GDR) 14.0.2052.1
  • Microsoft Microsoft SQL Server 2014 Service Pack 3 (GDR) 12.0.6179.1
  • Microsoft Microsoft SQL Server 2014 Service Pack 3 (CU 4) 12.0.6449.1
  • Microsoft Microsoft SQL Server 2019 (GDR) 15.0.2104.1
  • Microsoft Microsoft SQL Server 2016 Service Pack 3 (GDR) 13.0.6435.1
  • Microsoft Microsoft SQL Server 2016 Service Pack 3 Azure Connect Feature Pack 13.0.7029.3
  • Microsoft Microsoft SQL Server 2017 (CU 31) 14.0.3465.1
  • Microsoft Microsoft SQL Server 2022 (GDR) 16.0.1105.1
  • Microsoft Microsoft OLE DB Driver 19 for SQL Server 19.3.0002.0
  • Microsoft Microsoft OLE DB Driver 18 for SQL Server 18.6.0007.0
  • Microsoft Microsoft ODBC Driver 17 for SQL Server on Windows 17.10.5.1
  • Microsoft Microsoft ODBC Driver 17 for SQL Server on Linux 17.10.5.1
  • Microsoft Microsoft ODBC Driver 17 for SQL Server on MacOS 17.10.5.1
  • Microsoft Microsoft ODBC Driver 18 for SQL Server on Windows 18.3.2.1
  • Microsoft Microsoft ODBC Driver 18 for SQL Server on Linux 18.3.2.1
  • Microsoft Microsoft ODBC Driver 18 for SQL Server on MacOS 18.3.2.1

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
20 mo ago

Exploit prediction

0.72% chance of exploitation in the next 30 days, higher than 54% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C
CNA 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected products

  • Microsoft Microsoft SQL Server 2019 (CU 22)
  • Microsoft Microsoft SQL Server 2022 (CU 8)
  • Microsoft Microsoft SQL Server 2017 (GDR)
  • Microsoft Microsoft SQL Server 2014 Service Pack 3 (GDR)
  • Microsoft Microsoft SQL Server 2014 Service Pack 3 (CU 4)
  • Microsoft Microsoft SQL Server 2019 (GDR)
  • Microsoft Microsoft SQL Server 2016 Service Pack 3 (GDR)
  • Microsoft Microsoft SQL Server 2016 Service Pack 3 Azure Connect Feature Pack
  • Microsoft Microsoft SQL Server 2017 (CU 31)
  • Microsoft Microsoft SQL Server 2022 (GDR)
  • Microsoft Microsoft OLE DB Driver 19 for SQL Server
  • Microsoft Microsoft OLE DB Driver 18 for SQL Server
  • Microsoft Microsoft ODBC Driver 17 for SQL Server on Windows
  • Microsoft Microsoft ODBC Driver 17 for SQL Server on Linux
  • Microsoft Microsoft ODBC Driver 17 for SQL Server on MacOS
  • Microsoft Microsoft ODBC Driver 18 for SQL Server on Windows
  • Microsoft Microsoft ODBC Driver 18 for SQL Server on Linux
  • Microsoft Microsoft ODBC Driver 18 for SQL Server on MacOS

Classification

Weakness
Technology feeds

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.