CVE-2023-21932Network attack vector

Authenticated data access, modification, and disruption

Published Apr 18, 2023 · Updated Sep 16, 2024

Unspecified flaw in Oracle Hospitality OPERA 5 Property Services 5.6 allows remote authenticated users to access and alter data via HTTP. Oracle has not disclosed the faulty operation within the OXI component or the HTTP input that triggers it. Exploitation requires high privileges and high complexity; successful attacks expose accessible data, permit limited data changes, and partially interrupt service.

CVSS severity7.2
High
EPSS probability44.68%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Unspecified flaw in Oracle Hospitality OPERA 5 Property Services 5.6 allows remote authenticated users to access and alter data via HTTP. Oracle has not disclosed the faulty operation within the OXI component or the HTTP input that triggers it. Exploitation requires high privileges and high complexity; successful attacks expose accessible data, permit limited data changes, and partially interrupt service.

The record

CVE
CVE-2023-21932
Published
Apr 18, 2023
Updated
Sep 16, 2024
Vendor
Oracle
Product
Oracle Hospitality OPERA 5 Property Services
Classifications
Unavailable
Attack vector
network
Privileges
admin

Timeline

How it unfolded

  1. Apr 18, 2023CVE publishedPublication date reported by the CVE source.
  2. Sep 16, 2024Record 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=5.6

What conditions does exploitation require?

Attack vectornetwork
Required privilegesadmin

What is affected?

Oracle · Oracle Hospitality OPERA 5 Property Servicesversion=5.6

Published CVSS scores

7.2OracleCVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:L/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 exploitUnconfirmed

Weakness, pattern, technique

No sourced classifications are available.

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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