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CVE-2018-14747

Quick assessment

Affected
QNAP QNAP QTS
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

QNAP QTS是中国威联通（QNAP Systems）公司的一套Turbo NAS作业系统。该系统可提供档案储存、管理、备份，多媒体应用及安全监控等功能。 QNAP QTS中存在空指针逆向引用漏洞。远程攻击者可利用该漏洞造成NAS媒体服务器崩溃。以下版本受到影响：QTS 4.3.5 build 20181013及之前版本，4.3.4 build 20181008及之前版本，4.3.3 build 20180829及之前版本，4.2.6 build 20180829及之前版本。

AI Predicted 7.5 Difficulty: Easy EPSS 1.24% · P66
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I. Basic Information for CVE-2018-14747

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
NULL Pointer Dereference vulnerability in QTS 4.3.5 build 20181013, QTS 4.3.4 build 20181008, QTS 4.3.3 build 20180829, QTS 4.2.6 build 20180829 and earlier versions could allow remote attackers to crash the NAS media server.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
QNAP QTS 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
QNAP QTS是中国威联通（QNAP Systems）公司的一套Turbo NAS作业系统。该系统可提供档案储存、管理、备份，多媒体应用及安全监控等功能。 QNAP QTS中存在空指针逆向引用漏洞。远程攻击者可利用该漏洞造成NAS媒体服务器崩溃。以下版本受到影响：QTS 4.3.5 build 20181013及之前版本，4.3.4 build 20181008及之前版本，4.3.3 build 20180829及之前版本，4.2.6 build 20180829及之前版本。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
QNAP QNAP QTS QTS 4.3.5 build 20181013, QTS 4.3.4 build 20181008, QTS 4.3.3 build 20180829, QTS 4.2.6 build 20180829 and earlier versions -

II. Public POCs for CVE-2018-14747

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III. Intelligence Information for CVE-2018-14747

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Other References for CVE-2018-14747 (1)

Same Patch Batch · QNAP · 2018-11-28 · 4 CVEs total

CVE-2018-14746 QNAP QTS 命令注入漏洞
CVE-2018-14748 QNAP QTS 安全漏洞
CVE-2018-14749 QNAP QTS 缓冲区错误漏洞

IV. Related Vulnerabilities

Same product: QNAP QTS
Same vendor: QNAP

V. Comments for CVE-2018-14747

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