CVE-2025-21547

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

Critical · published January 21, 2025

CVSS v3.1
9.1
EPSS
1%
Percentile
47.7
In the wild
Unconfirmed
What it is

🚨 A single unauthenticated HTTP connection can be a ticket to chaos! An attacker could gain complete access to Oracle Hospitality OPERA 5 with no credentials needed. 🔥 Think of this vulnerability like a hotel front desk that lets anyone enter the system without checking ID — a recipe for disaster if someone decides to book up all the rooms under false pretenses! If an attacker successfully exploits this vulnerability, they could waltz right in and access all critical data, potentially causing the system to crash repeatedly. This means operational downtime and compromised sensitive information — a nightmare for any hospitality service!

Put simply

Think of this vulnerability like a hotel front desk that lets anyone enter the system without checking ID — a recipe for disaster if someone decides to book up all the rooms under false pretenses! This vulnerability in the Oracle Hospitality OPERA 5 product allows unauthenticated attackers with network access to compromise the system, leading to unauthorized data access and denial of service (DoS) conditions.

What to do

If an attacker successfully exploits this vulnerability, they could waltz right in and access all critical data, potentially causing the system to crash repeatedly. This means operational downtime and compromised sensitive information — a nightmare for any hospitality service! To protect against this vulnerability, immediately update to the latest non-affected version of Oracle Hospitality OPERA 5. Ensure your network controls only allow authenticated access. Regularly review your system logs for any unusual activity. 🛡️ You've got this! Patch up and secure your systems, and you'll have this vulnerability locked down in no time. 💪✨

The record
Technical detail
CVSS v3.1
9.1 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00594 · 47.7th percentile
Published
2025-01-21T20:53Z
EPSS history
Timeline
  • 21 JAN 20:53Z
    Vulnerability in the Oracle Hospitality OPERA 5 product of Oracle Hospitality Applications (component: Opera Servlet)
    cvelistv5