title: handysoft groupware arbitrary file download and execution vulnerability
description: An arbitrary file download and execution vulnerability was found in the HShell.dll of handysoft Co., Ltd groupware ActiveX module. This issue is due to missing support for integrity check of download URL or downloaded file hash.
problem types: CWE-353 Missing Support for Integrity Check
affected:
{
platforms: Windows
product: HShell.dll
vendor: handysoft
versions:
status: affected, version: 1.7.4.5
status: affected, version: 2.0.3.5
status: affected, version: 4.0.1.6
}
metrics:
cvssV3_1: [
attackComplexity: LOW
attackVector: NETWORK
availabilityImpact: HIGH
baseScore: 8.8
baseSeverity: HIGH
confidentialityImpact: HIGH
integrityImpact: HIGH
privilegesRequired: NONE
scope: UNCHANGED
userInteraction: REQUIRED
vectorString: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
version: 3.1
]