CVE-2020-2499 | BDVDB-2026-146397 Detail

QNAP SystemsQES

Description#

A hard-coded password vulnerability has been reported to affect earlier versions of QES. If exploited, this vulnerability could allow attackers to log in with a hard-coded password. QNAP has already fixed the issue in QES 2.1.1 Build 20200515 and later.

Impact#

Per CVSS v3.1: confidentiality impact low, integrity impact high, availability impact none. Attack vector: local.

Weaknesses#

CWE-259 Use of Hard-coded Password
CWE-798 Use of Hard-coded Credentials
CWE-522 Insufficiently Protected Credentials

References#

https://www.qnap.com/zh-tw/security-advisory/qsa-20-19

Exploit#

No public exploit known

History#

Version 12020-12-24Record published in the CVE List.
Version 22024-09-17Most recent update recorded in the CVE List.

Published

Published: 2020-12-24
Last modified: 2024-09-17

Vendor information

Vendor: QNAP Systems
Product: QES

All QNAP Systems vulnerabilities

Score

6.3 Medium

EPSS

1.3%, Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 72.3.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Hard-coded Credentials

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
< 2.1.1
Fixed
2.1.1

Scoring System

CVSS v4.0

Not available

CVSS v3.1

6.3 Medium

CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:C/C:L/I:H/A:N

Metric breakdown
Attack Vector	Local
Attack Complexity	Low
Privileges Required	High
User Interaction	Required
Scope	Changed
Confidentiality	Low
Integrity	High
Availability	None

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).