title: Authenticated RCE due to unsafe JSON deserialization
description: Unsafe deserialization of untrusted JSON allows execution of arbitrary code on affected releases of the Illumio PCE. Authentication to the API is required to exploit this vulnerability. The flaw exists within the network_traffic API endpoint. An attacker can leverage this vulnerability to execute code in the context of the PCE’s operating system user.
problem types: CWE-502 Deserialization of Untrusted Data
affected:
{
defaultStatus: affected
modules: PCE
platforms: Linux
product: Core PCE
vendor: Illumio
versions:
lessThanOrEqual: 19.3.6, status: affected, version: 19.3.0, versionType: release train
lessThanOrEqual: 21.2.7, status: affected, version: 21.2.0, versionType: release train
lessThanOrEqual: 21.5.35, status: affected, version: 21.5.0, versionType: release train
lessThanOrEqual: 22.2.41, status: affected, version: 22.2.0, versionType: release train
lessThanOrEqual: 22.5.30, status: affected, version: 22.5.0, versionType: release train
lessThanOrEqual: 23.2.10, status: affected, version: 23.2.0, versionType: release train
}
metrics:
cvssV3_1: [
attackComplexity: LOW
attackVector: NETWORK
availabilityImpact: HIGH
baseScore: 9.9
baseSeverity: CRITICAL
confidentialityImpact: HIGH
integrityImpact: HIGH
privilegesRequired: LOW
scope: CHANGED
userInteraction: NONE
vectorString: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
version: 3.1
]
format: CVSS
scenarios: GENERAL
solutions: Upgrade to the latest release for a given major version.