CVE-2024-20989Network attack vector

Unauthenticated data access, modification, and service interruption

Published Apr 16, 2024 · Updated Nov 1, 2024

Unspecified flaw in Simphony POS in Oracle Hospitality Simphony 19.1.0 through 19.5.4 allows remote attackers to access critical data via HTTP. Oracle has not disclosed the vulnerable request, code path, or wrong operation within the Simphony POS component. Exploitation requires no credentials but has high attack complexity; successful attacks can read all accessible data, modify some data, and partially interrupt service.

CVSS severity7.0
High
EPSS probability0.52%
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 Simphony POS in Oracle Hospitality Simphony 19.1.0 through 19.5.4 allows remote attackers to access critical data via HTTP. Oracle has not disclosed the vulnerable request, code path, or wrong operation within the Simphony POS component. Exploitation requires no credentials but has high attack complexity; successful attacks can read all accessible data, modify some data, and partially interrupt service.

The record

CVE
CVE-2024-20989
Published
Apr 16, 2024
Updated
Nov 1, 2024
Vendor
Oracle Corporation
Product
Oracle Hospitality Simphony
Classifications
T1190
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Apr 16, 2024CVE publishedPublication date reported by the CVE source.
  2. Nov 1, 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=19.1.0 <=19.5.4

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Oracle Corporation · Oracle Hospitality Simphonyversion=19.1.0 <=19.5.4

Published CVSS scores

7.0Oracle CorporationCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/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
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

T1190Exploit Public-Facing Application

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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