CVE-2018-19943: QNAP NAS File Station Cross-Site Scripting Vulnerability
First published: Wed Oct 28 2020(Updated: )
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
Credit: security@qnapsecurity.com.tw security@qnapsecurity.com.tw
| Affected Software | Affected Version | How to fix |
|---|---|---|
| QNAP QTS | <4.2.6 | |
| QNAP QTS | >=4.3.1.0013<4.3.3.1252 | |
| QNAP QTS | >=4.3.4<4.3.4.1282 | |
| QNAP QTS | >=4.3.6<4.3.6.1263 | |
| QNAP QTS | >=4.4.0<4.4.1.1261 | |
| QNAP QTS | >=4.4.2<4.4.2.1270 | |
| QNAP QTS | =4.2.6 | |
| QNAP QTS | =4.2.6-build_20170517 | |
| QNAP QTS | =4.2.6-build_20190322 | |
| QNAP QTS | =4.2.6-build_20190730 | |
| QNAP QTS | =4.2.6-build_20190921 | |
| QNAP QTS | =4.2.6-build_20191107 | |
| QNAP QTS | =4.2.6-build_20200109 | |
| QNAP QTS | =4.2.6-build_20200421 | |
| QNAP QTS | =4.2.6-build_20200611 | |
| QNAP QTS | =4.2.6-build_20200821 | |
| QNAP Network Attached Storage (NAS) | ||
| <4.2.6 | ||
| >=4.3.1.0013<4.3.3.1252 | ||
| >=4.3.4<4.3.4.1282 | ||
| >=4.3.6<4.3.6.1263 | ||
| >=4.4.0<4.4.1.1261 | ||
| >=4.4.2<4.4.2.1270 | ||
| =4.2.6 | ||
| =4.2.6-build_20170517 | ||
| =4.2.6-build_20190322 | ||
| =4.2.6-build_20190730 | ||
| =4.2.6-build_20190921 | ||
| =4.2.6-build_20191107 | ||
| =4.2.6-build_20200109 | ||
| =4.2.6-build_20200421 | ||
| =4.2.6-build_20200611 | ||
| =4.2.6-build_20200821 |
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Reference Links
Frequently Asked Questions
What is CVE-2018-19943?
CVE-2018-19943 is a cross-site scripting vulnerability that affects QNAP NAS File Station.
How does the CVE-2018-19943 vulnerability impact my system?
If exploited, the CVE-2018-19943 vulnerability could allow remote attackers to inject malicious code.
Which versions of QTS are affected by the CVE-2018-19943 vulnerability?
QNAP has already fixed the CVE-2018-19943 vulnerability 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.
How severe is the CVE-2018-19943 vulnerability?
The severity of the CVE-2018-19943 vulnerability is high with a CVSS score of 5.4.
How can I fix the CVE-2018-19943 vulnerability?
To fix the CVE-2018-19943 vulnerability, update your QTS to one of the fixed versions provided by QNAP.
- collector/nvd-index
- agent/type
- agent/softwarecombine
- agent/description
- agent/title
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- collector/mitre-cve
- source/MITRE
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- exploited/true
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- collector/cisa-known-exploited
- source/CISA
- agent/software-canonical-lookup
- agent/references
- agent/event
- agent/tags
- collector/nvd-cve
- source/NVD
- vendor/qnap
- canonical/qnap qts
- version/qnap qts/4.3.1.0013
- version/qnap qts/4.3.4
- version/qnap qts/4.3.6
- version/qnap qts/4.4.0
- version/qnap qts/4.4.2
- version/qnap qts/4.2.6
- version/qnap qts/4.2.6-build_20170517
- version/qnap qts/4.2.6-build_20190322
- version/qnap qts/4.2.6-build_20190730
- version/qnap qts/4.2.6-build_20190921
- version/qnap qts/4.2.6-build_20191107
- version/qnap qts/4.2.6-build_20200109
- version/qnap qts/4.2.6-build_20200421
- version/qnap qts/4.2.6-build_20200611
- version/qnap qts/4.2.6-build_20200821
- canonical/qnap network attached storage (nas)