title: Medtronic Paceart MSMQ Deserialization of Untrusted Data
description: Deserialization of untrusted data in Microsoft Messaging Queuing Service in Medtronic's Paceart Optima versions 1.11 and earlier on Windows allows an unauthorized user to impact a healthcare delivery organization’s Paceart Optima system cardiac device causing data to be deleted, stolen, or modified, or the Paceart Optima system being used for further network penetration via network connectivity.
problem types: CWE-502
affected:
{
defaultStatus: unaffected
platforms: Windows
product: Paceart Optima
vendor: Medtronic
versions:
status: affected, version: Versions 1.11 and earlier
}
metrics:
cvssV3_1: [
attackComplexity: LOW
attackVector: NETWORK
availabilityImpact: HIGH
baseScore: 9.8
baseSeverity: CRITICAL
confidentialityImpact: HIGH
integrityImpact: HIGH
privilegesRequired: NONE
scope: UNCHANGED
userInteraction: NONE
vectorString: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
version: 3.1
]
format: CVSS
scenarios: GENERAL
solutions: Refer to Medtronic Security Bulletin:  https://global.medtronic.com/xg-en/product-security/security-bulletins/paceart-optima-system.html https://global.medtronic.com/xg-en/product-security/security-bulletins/paceart-optima-system.html
workarounds:
Refer to Medtronic Security Bulletin:  https://global.medtronic.com/xg-en/product-security/security-bulletins/paceart-optima-system.html https://global.medtronic.com/xg-en/product-security/security-bulletins/paceart-optima-system.html