CVE-2022-23276

Local privilege escalation

Published Feb 9, 2022 · Updated Jan 2, 2025

Privilege escalation in Microsoft SQL Server 2019 Linux container images before 15.0.2090.38 allows local users to gain elevated privileges. Microsoft has not published the affected component or the operation that mishandles privileges within the container image. Exploitation requires low-privileged local access to a Linux host running an affected container image; bare-metal and virtual-machine SQL Server installations are not exposed.

CVSS severity7.8
High
EPSS probability0.54%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Privilege escalation in Microsoft SQL Server 2019 Linux container images before 15.0.2090.38 allows local users to gain elevated privileges. Microsoft has not published the affected component or the operation that mishandles privileges within the container image. Exploitation requires low-privileged local access to a Linux host running an affected container image; bare-metal and virtual-machine SQL Server installations are not exposed.

The record

CVE
CVE-2022-23276
Published
Feb 9, 2022
Updated
Jan 2, 2025
Vendor
Microsoft
Product
SQL Server
Classifications
CWE-269, T1068
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. Feb 9, 2022CVE publishedPublication date reported by the CVE source.
  2. Jan 2, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=15.0.0 <15.0.2090.38

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

Microsoft · SQL Serverversion=15.0.0 <15.0.2090.38

Published CVSS scores

7.8GitHub Advisory DatabaseCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-269Improper Privilege Management
T1068Exploitation for Privilege Escalation

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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