title: Unrestricted Upload of File with Dangerous Type in EspoCRM
description: An authenticated privileged attacker could upload a specially crafted zip to the EspoCRM server in version 7.2.5, via the update form, which could lead to arbitrary PHP code execution.
problem types: CWE-434 Unrestricted Upload of File with Dangerous Type
affected:
{
defaultStatus: unaffected
product: EspoCRM
vendor: EspoCRM
versions:
lessThanOrEqual:  7.5.2, status: affected, version: 0, versionType: custom
}
metrics:
cvssV3_1: [
attackComplexity: LOW
attackVector: NETWORK
availabilityImpact: HIGH
baseScore: 9.1
baseSeverity: CRITICAL
confidentialityImpact: HIGH
integrityImpact: HIGH
privilegesRequired: HIGH
scope: CHANGED
userInteraction: NONE
vectorString: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
version: 3.1
]
format: CVSS
scenarios: GENERAL
solutions: Users with administrator profile can load extensions and updates by design, as this is a functionality that most users use and request. It is possible to restrict exploitation of the vulnerability by enabling the "restrictedMode" option in the configuration menu.