CVE-2018-19943

KEV
Published: Ott 28, 2020 Last Modified: Nov 03, 2025
ExploitDB:
Other exploit source:
Google Dorks:
HIGH 8,0
Source: [email protected]
Attack Vector: network
Attack Complexity: high
Privileges Required: low
User Interaction: required
Scope: changed
Confidentiality: high
Integrity: high
Availability: high
LOW 3,5
Source: [email protected]
Access Vector: network
Access Complexity: medium
Authentication: single
Confidentiality: none
Integrity: partial
Availability: none

Description

AI Translation Available

If exploited, this cross-site scripting vulnerability could allow remote attackers to inject malicious code. QNAP has already fixed these issues in the following QTS versions. QTS 4.4.2.1270 build 20200410 and later QTS 4.4.1.1261 build 20200330 and later QTS 4.3.6.1263 build 20200330 and later QTS 4.3.4.1282 build 20200408 and later QTS 4.3.3.1252 build 20200409 and later QTS 4.2.6 build 20200421 and later

EPSS (Exploit Prediction Scoring System)

Trend Analysis

EPSS (Exploit Prediction Scoring System)

Prevede la probabilità di sfruttamento basata su intelligence sulle minacce e sulle caratteristiche della vulnerabilità.

EPSS Score
0,0550
Percentile
0,9th
Updated

EPSS Score Trend (Last 91 Days)

79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Stable
Abstraction: Base Structure: Simple
Common Consequences
Security Scopes Affected:
Access Control Confidentiality Integrity Availability
Potential Impacts:
Bypass Protection Mechanism Read Application Data Execute Unauthorized Code Or Commands
Applicable Platforms
Technologies: AI/ML, Web Based, Web Server
Likelihood of Exploit: High
View CWE Details
80

Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)

Incomplete
Abstraction: Variant Structure: Simple
Common Consequences
Security Scopes Affected:
Confidentiality Integrity Availability
Potential Impacts:
Read Application Data Execute Unauthorized Code Or Commands
Applicable Platforms
Technologies: Web Based, Web Server
Likelihood of Exploit: High
View CWE Details
Operating System

Qts by Qnap

Product Information
Vendor Qnap
Product Qts
Version 4.2.6
cpe:2.3:o:qnap:qts:4.2.6:build_20190322:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Qts by Qnap

Product Information
Vendor Qnap
Product Qts
Version Range Affected
From 4.4.0 (inclusive)
To 4.4.1.1261 (exclusive)
cpe:2.3:o:qnap:qts:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Qts by Qnap

Product Information
Vendor Qnap
Product Qts
Version 4.2.6
cpe:2.3:o:qnap:qts:4.2.6:build_20200421:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Qts by Qnap

Product Information
Vendor Qnap
Product Qts
Version Range Affected
From 4.3.4 (inclusive)
To 4.3.4.1282 (exclusive)
cpe:2.3:o:qnap:qts:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Qts by Qnap

Product Information
Vendor Qnap
Product Qts
Version 4.2.6
cpe:2.3:o:qnap:qts:4.2.6:-:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Qts by Qnap

Product Information
Vendor Qnap
Product Qts
Version Range Affected
From 4.3.1.0013 (inclusive)
To 4.3.3.1252 (exclusive)
cpe:2.3:o:qnap:qts:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Qts by Qnap

Product Information
Vendor Qnap
Product Qts
Version Range Affected
To 4.2.6 (exclusive)
cpe:2.3:o:qnap:qts:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Qts by Qnap

Product Information
Vendor Qnap
Product Qts
Version Range Affected
From 4.3.6 (inclusive)
To 4.3.6.1263 (exclusive)
cpe:2.3:o:qnap:qts:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Qts by Qnap

Product Information
Vendor Qnap
Product Qts
Version Range Affected
From 4.4.2 (inclusive)
To 4.4.2.1270 (exclusive)
cpe:2.3:o:qnap:qts:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Qts by Qnap

Product Information
Vendor Qnap
Product Qts
Version 4.2.6
cpe:2.3:o:qnap:qts:4.2.6:build_20200821:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Qts by Qnap

Product Information
Vendor Qnap
Product Qts
Version 4.2.6
cpe:2.3:o:qnap:qts:4.2.6:build_20170517:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Qts by Qnap

Product Information
Vendor Qnap
Product Qts
Version 4.2.6
cpe:2.3:o:qnap:qts:4.2.6:build_20200109:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Qts by Qnap

Product Information
Vendor Qnap
Product Qts
Version 4.2.6
cpe:2.3:o:qnap:qts:4.2.6:build_20190921:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Qts by Qnap

Product Information
Vendor Qnap
Product Qts
Version 4.2.6
cpe:2.3:o:qnap:qts:4.2.6:build_20200611:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Qts by Qnap

Product Information
Vendor Qnap
Product Qts
Version 4.2.6
cpe:2.3:o:qnap:qts:4.2.6:build_20190730:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Qts by Qnap

Product Information
Vendor Qnap
Product Qts
Version 4.2.6
cpe:2.3:o:qnap:qts:4.2.6:build_20191107:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
https://www.cisa.gov/known-exploited-vulnerabilities-catalo…
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018…
https://www.qnap.com/zh-tw/security-advisory/qsa-20-01
https://www.qnap.com/zh-tw/security-advisory/qsa-20-01
https://www.qnap.com/zh-tw/security-advisory/qsa-20-01
https://www.qnap.com/zh-tw/security-advisory/qsa-20-01