If exploited, this vulnerability could allow attackers to gain sensitive information via generation of error messages. QNAP has already fixed these issues in QES 2.1.1 Build 20201006 and later.
https://www.qnap.com/zh-tw/security-advisory/qsa-20-17
Source: Mitre, NVD
Published: 2020-12-24
Updated: 2020-12-28
Base Score: 2.1
Vector: CVSS2#AV:L/AC:L/Au:N/C:P/I:N/A:N
Severity: Low
Base Score: 2.3
Vector: CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N