How severe is CVE-2018-2604?

CVE-2018-2604 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2018-2604 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-2604?

CVE-2018-2604 affects Oracle Hospitality Guest Access. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-2604?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2018-2604 published?

CVE-2018-2604 was published on 2018-01-18 and last updated on 2026-06-17.

CVE-2018-2604

CVE-2018-2604 is a high-severity vulnerability in Oracle Hospitality Guest Access with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 2% (75th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Oracle Hospitality Guest Access
Published: 2018-01-18
Last modified: 2026-06-17

Description

Vulnerability in the Oracle Hospitality Guest Access component of Oracle Hospitality Applications (subcomponent: Base). The supported version that is affected is 4.2.1. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Hospitality Guest Access. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Hospitality Guest Access accessible data. CVSS 3.0 Base Score 7.5 (Confidentiality impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N).

Frequently asked questions

What is CVE-2018-2604?: Vulnerability in the Oracle Hospitality Guest Access component of Oracle Hospitality Applications (subcomponent: Base). The supported version that is affected is 4.2.1. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Hospitality Guest Access. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Hospitality Guest Access accessible data. CVSS 3.0 Base Score 7.5 (Confidentiality impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N).
How severe is CVE-2018-2604?: CVE-2018-2604 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2018-2604 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-2604?: CVE-2018-2604 affects Oracle Hospitality Guest Access. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-2604?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2018-2604 published?: CVE-2018-2604 was published on 2018-01-18 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:oracle:hospitality_guest_access:4.2.1:*:*:*:*:*:*:*

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