CVE-2023-22074Public exploitNetwork attack vector

Partial service interruption via undisclosed flaw

Published Oct 17, 2023 · Updated Feb 13, 2025

Denial of service in Oracle Database Sharding 19.3 through 19.20 and 21.3 through 21.11 allows remote authenticated users to disrupt sharding. Oracle has not published the affected code path or the operation that mishandles attacker-controlled input. Exploitation requires Oracle Net access, Create Session and Select Any Dictionary privileges, plus interaction by another person, and causes only a partial service interruption.

CVSS severity2.4
Low
EPSS probability0.89%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Denial of service in Oracle Database Sharding 19.3 through 19.20 and 21.3 through 21.11 allows remote authenticated users to disrupt sharding. Oracle has not published the affected code path or the operation that mishandles attacker-controlled input. Exploitation requires Oracle Net access, Create Session and Select Any Dictionary privileges, plus interaction by another person, and causes only a partial service interruption.

The record

CVE
CVE-2023-22074
Published
Oct 17, 2023
Updated
Feb 13, 2025
Vendor
Oracle Corporation
Product
Oracle Database
Classifications
T1499.004
Attack vector
network
Privileges
admin

Timeline

How it unfolded

  1. Oct 17, 2023CVE publishedPublication date reported by the CVE source.
  2. Feb 13, 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=19.3 <=19.20
  2. Affected versionversion=21.3 <=21.11

What conditions does exploitation require?

Attack vectornetwork
Required privilegesadmin

What is affected?

Oracle Corporation · Oracle Databaseversion=19.3 <=19.20; version=21.3 <=21.11

Published CVSS scores

2.4Oracle CorporationCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:N/A:L

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)
Vectornetwork
Privilegesadmin
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

T1499.004Application or System Exploitation

Public exploit references

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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