title: The kernel subsystem function check_permission_for_set_tokenid has an UAF vulnerability.
description: The kernel subsystem function check_permission_for_set_tokenid within OpenHarmony-v3.1.5 and prior versions has an
UAF vulnerability which local attackers can exploit this vulnerability to escalate the privilege to root.
problem types: CWE-190 Integer Overflow or Wraparound
affected:
{
defaultStatus: unaffected
product: OpenHarmony
vendor: OpenHarmony
versions:
lessThanOrEqual: 3.1.5, status: affected, version: 3.1, versionType: custom
}
metrics:
cvssV3_1: [
attackComplexity: LOW
attackVector: LOCAL
availabilityImpact: HIGH
baseScore: 7.8
baseSeverity: HIGH
confidentialityImpact: HIGH
integrityImpact: HIGH
privilegesRequired: LOW
scope: UNCHANGED
userInteraction: NONE
vectorString: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
version: 3.1
]
format: CVSS
scenarios: GENERAL