CVE-2018-2852: Oracle Corporation Hospitality Guest Access…

CVE-2018-2852: Vulnerability in the Oracle Hospitality Guest Access component of Oracle Hospitality Applications (subcompo...

Vulnerability in the Oracle Hospitality Guest Access component of Oracle Hospitality Applications (subcomponent: Base). Supported versions that are affected are 4.2.0 and 4.2.1. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Hospitality Guest Access. While the vulnerability is in Oracle Hospitality Guest Access, attacks may significantly impact additional products. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle Hospitality Guest Access accessible data as well as unauthorized read access to a subset of Oracle Hospitality Guest Access accessible data. CVSS 3.0 Base Score 6.4 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N).

UnknownCVSS not scoredNot KEV-listedUpdatedOct 3, 2024, 20:11 UTC (UTC+00:00)

Security readout for executives and security teams

CVE-2018-2852 affects Oracle Hospitality Guest Access 4.2.0 and 4.2.1. A low-privileged attacker with HTTP network access could alter some application-accessible data and read a subset of it. The main business risk is data integrity and limited confidentiality loss, with possible impact beyond the Guest Access component. Exposure is most likely where Oracle Hospitality Guest Access 4.2.0 or 4.2.1 is deployed and reachable over HTTP by authenticated, low-privileged users. The bundle does not establish internet exposure, deployment prevalence, or affected configurations beyond those versions. Treat this as a moderate remediation item for hospitality environments using affected Guest Access versions. Prioritize systems exposed to broad internal or external user populations because the flaw can enable unauthorized data changes without high privileges. Mitigation focus: Check Oracle CPU April 2018 guidance for the vendor-supported fix path.; Identify and upgrade or retire affected 4.2.0 and 4.2.1 deployments.; Restrict HTTP access to trusted networks and required users where possible..

Prepared: Jun 7, 2026, 13:40 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

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Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: Apr 19, 2018, 02:00 UTC (UTC+00:00)

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

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1Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

CVE List V5 sourceCVE List V5

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus

Oracle CorporationHospitality Guest Access4.2.0, 4.2.1Listed

Weakness

CWE details

No CWE listed

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