description: Vulnerability in the Application Express Team Calendar Plugin product of Oracle Application Express (component: User Account).  Supported versions that are affected are Application Express Team Calendar Plugin: 18.2-22.1. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Application Express Team Calendar Plugin.  Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in Application Express Team Calendar Plugin, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in takeover of Application Express Team Calendar Plugin. CVSS 3.1 Base Score 9.0 (Confidentiality, Integrity and Availability impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H).
problem types: Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Application Express Team Calendar Plugin.  Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in Application Express Team Calendar Plugin, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in takeover of Application Express Team Calendar Plugin.
affected:
{
vendor: Oracle Corporation
product: Application Express (APEX)
versions:
version: Application Express Team Calendar Plugin: 18.2, status: affected, lessThanOrEqual: 22.1, versionType: custom
}
metrics:
cvssV3_1: [
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: LOW
userInteraction: REQUIRED
scope: CHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
version: 3.1
vectorString: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H
baseScore: 9
baseSeverity: CRITICAL
]