by Kastro
Paper/Archive/CVE-2025-21547

CVE-2025-21547

Oracle Corporation Oracle Hospitality OPERA 5 — Vulnerability in the Oracle Hospitality OPERA 5 product of Oracle Hospitality Applications (component: Opera Servlet).

EPSS 0.6%CVSS 9.1
critical.is priorityof 100
37
CVSS 9.1 (CNA)9.1 / 10 × 3027.3Not in CISA KEV+300.0EPSS percentile 49.3.493 × 209.9No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

Vulnerability in the Oracle Hospitality OPERA 5 product of Oracle Hospitality Applications (component: Opera Servlet). Supported versions that are affected are 5.6.19.20, 5.6.25.8, 5.6.26.6 and 5.6.27.1. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Hospitality OPERA 5. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Hospitality OPERA 5 accessible data and unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle Hospitality OPERA 5. CVSS 3.1 Base Score 9.1 (Confidentiality and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H).

Affected

ProductAffectedFixed inSource
Oracle Hospitality OPERA 55.6.19.20–CNA
Oracle Hospitality OPERA 55.6.25.8–CNA
Oracle Hospitality OPERA 55.6.26.6–CNA
Oracle Hospitality OPERA 55.6.27.1–CNA

Scores by source

oracle (CNA)9.1CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: partial

References

advisoryoracle.com/security-alerts/cpujan2025.html