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CVE-2023-36728

20
FAUCET Score

CVE-2023-36728 is a Microsoft SQL Server Denial of Service vulnerability affecting Microsoft SQL Server, ODBC Driver for SQL Server, and OLE DB Driver for SQL Server. With a CVSS score of 5.5 (Medium), it can be exploited locally with low attack complexity and privileges, leading to a high impact on availability. There is no evidence of active exploitation, public exploit code, or inclusion in CISA's KEV catalog, and it has received minimal community discussion.

Impacted Technologies

VendorProductVersion(s)CPE
>= 17.0, < 17.10.5.1CPE matchmatch criteria
cpe:2.3:a:microsoft:odbc_driver_for_sql_server:*:*:*:*:*:linux:*:*
>= 17.0, < 17.10.5.1CPE matchmatch criteria
cpe:2.3:a:microsoft:odbc_driver_for_sql_server:*:*:*:*:*:macos:*:*
>= 17.0, < 17.10.5.1CPE matchmatch criteria
cpe:2.3:a:microsoft:odbc_driver_for_sql_server:*:*:*:*:*:windows:*:*
>= 18.0, < 18.3.2.1CPE matchmatch criteria
cpe:2.3:a:microsoft:odbc_driver_for_sql_server:*:*:*:*:*:linux:*:*
>= 18.0, < 18.3.2.1CPE matchmatch criteria
cpe:2.3:a:microsoft:odbc_driver_for_sql_server:*:*:*:*:*:macos:*:*

CVSS Data

CVSS version used by this source: 3.1

5.5MEDIUM

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.85%
Probability of exploitation in next 30 days
EPSS Percentile
54.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0085 is in the 96th percentile among its peer group of 15,938 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (21)

microsoftpatch availablevia nvd_reference
View patch
microsoftpatch availablevia msrc
Product: Microsoft SQL Server 2019 for x64-based Systems (CU 22)Fixed in: 15.0.4326.1
View patch
microsoftpatch availablevia msrc
Product: Microsoft SQL Server 2022 for x64-based Systems (CU 8)Fixed in: 16.0.4080.1
View patch
microsoftpatch availablevia msrc
Product: Microsoft SQL Server 2017 for x64-based Systems (GDR)Fixed in: 14.0.2052.1
View patch
microsoftpatch availablevia msrc
Product: Microsoft SQL Server 2014 Service Pack 3 for x64-based Systems (GDR)Fixed in: 12.0.6179.1
View patch
microsoftpatch availablevia msrc
Product: Microsoft SQL Server 2014 Service Pack 3 for 32-bit Systems (GDR)Fixed in: 12.0.6179.1
View patch
microsoftpatch availablevia msrc
Product: Microsoft SQL Server 2014 Service Pack 3 for 32-bit Systems (CU 4)Fixed in: 12.0.6449.1
View patch
microsoftpatch availablevia msrc
Product: Microsoft SQL Server 2014 Service Pack 3 for x64-based Systems (CU 4)Fixed in: 12.0.6449.1
View patch
microsoftpatch availablevia msrc
Product: Microsoft SQL Server 2019 for x64-based Systems (GDR)Fixed in: 15.0.2104.1
View patch
microsoftpatch availablevia msrc
Product: Microsoft SQL Server 2016 for x64-based Systems Service Pack 3 (GDR)Fixed in: 13.0.6435.1
View patch
microsoftpatch availablevia msrc
Product: Microsoft SQL Server 2016 for x64-based Systems Service Pack 3 Azure Connect Feature PackFixed in: 13.0.7029.3
View patch
microsoftpatch availablevia msrc
Product: Microsoft SQL Server 2017 for x64-based Systems (CU 31)Fixed in: 14.0.3465.1
View patch
microsoftpatch availablevia msrc
Product: Microsoft SQL Server 2022 for x64-based Systems (GDR)Fixed in: 16.0.1105.1
View patch
microsoftpatch availablevia msrc
Product: Microsoft OLE DB Driver 19 for SQL ServerFixed in: 19.3.0002.0
View patch
microsoftpatch availablevia msrc
Product: Microsoft OLE DB Driver 18 for SQL ServerFixed in: 18.6.0007.0
View patch
microsoftpatch availablevia msrc
Product: Microsoft ODBC Driver 17 for SQL Server on WindowsFixed in: 17.10.5.1
View patch
microsoftpatch availablevia msrc
Product: Microsoft ODBC Driver 17 for SQL Server on LinuxFixed in: 17.10.5.1
View patch
microsoftpatch availablevia msrc
Product: Microsoft ODBC Driver 17 for SQL Server on MacOSFixed in: 17.10.5.1
View patch
microsoftpatch availablevia msrc
Product: Microsoft ODBC Driver 18 for SQL Server on WindowsFixed in: 18.3.2.1
View patch
microsoftpatch availablevia msrc
Product: Microsoft ODBC Driver 18 for SQL Server on LinuxFixed in: 18.3.2.1
View patch
microsoftpatch availablevia msrc
Product: Microsoft ODBC Driver 18 for SQL Server on MacOSFixed in: 18.3.2.1
View patch

Vendor Advisories (1)

microsoft2023-Oct/CVE-2023-36728Important

Microsoft SQL Server Denial of Service Vulnerability

Oct 10, 2023

References

msrc.microsoft.com / update-guide/vulnerability/CVE-2023-36728
PatchVendor Advisory