CVE-2023-21974

Vulnerability in the Application Express Team Calendar Plugin product of Oracle Application Express (component: User Account)

Critical · published July 18, 2023

CVSS v3.1
9.0
EPSS
1%
Percentile
48.6
In the wild
Unconfirmed
What it is

🚨 A low-privilege attacker can hijack your Application Express Team Calendar Plugin just by getting someone else to take a bite of the bait! 🔥 This vulnerability is like a sneaky waiter at a restaurant who gets a customer to accidentally order a meal for their table while they’re distracted — once the order’s placed, it’s too late for anyone to stop it! An attacker could completely take over the Application Express Team Calendar Plugin, leading to devastating effects on all connected systems and potentially accessing sensitive data. Given the high impact on confidentiality, integrity, and availability, this could result in significant operational disruption. Imagine the chaos if someone maliciously alters your team's calendar or gains access to critical resource information!

Put simply

This vulnerability is like a sneaky waiter at a restaurant who gets a customer to accidentally order a meal for their table while they’re distracted — once the order’s placed, it’s too late for anyone to stop it! This vulnerability allows a low-privileged user with HTTP network access to compromise the Application Express Team Calendar Plugin, but it requires human interaction from another user to exploit the flaw effectively, opening the door for remote takeover.

What to do

An attacker could completely take over the Application Express Team Calendar Plugin, leading to devastating effects on all connected systems and potentially accessing sensitive data. Given the high impact on confidentiality, integrity, and availability, this could result in significant operational disruption. Imagine the chaos if someone maliciously alters your team's calendar or gains access to critical resource information! To protect yourself, immediately patch to version 22.2 or later of the Application Express Team Calendar Plugin. Additionally, educate your users about the risks of interacting with suspicious links or messages to reduce potential exploit scenarios. 🛡️ This is fixable! Follow these steps to secure your environment and keep those calendar hijackers at bay! You've got this! 💪✨

The record
Technical detail
CVSS v3.1
9.0 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00611 · 48.6th percentile
Published
2023-07-18T20:18Z
EPSS history
Timeline
  • 18 JUL 20:18Z
    Vulnerability in the Application Express Team Calendar Plugin product of Oracle Application Express (component: User Account)
    cvelistv5