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CVE-2018-0721— Security Advisory for Vulnerabilities in QTS

Quick assessment

Affected
QNAP Systems Inc. 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 Systems QNAP QTS是中国威联通（Qnap Systems）公司的一款类似SAN存储架构的数据存储设备。该设备支持分层存储、镜像保护等保障功能。 QNAP QTS 4.2.6 build 20180711及之前版本、4.3.3 build 20180725及之前版本和4.3.4 build 20180710及之前版本中存在缓冲区错误漏洞。远程攻击者可利用该漏洞在NAS设备上运行任意代码。

CVSS 7.7 · High EPSS 1.55% · P74
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I. Basic Information for CVE-2018-0721

Vulnerability Information
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Vulnerability Title
Security Advisory for Vulnerabilities in QTS
Source: CVE Program / CVE List V5
Vulnerability Description
Buffer Overflow vulnerability in NAS devices. QTS allows attackers to run arbitrary code. This issue affects: QNAP Systems Inc. QTS version 4.2.6 and prior versions on build 20180711; version 4.3.3 and prior versions on build 20180725; version 4.3.4 and prior versions on build 20180710.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:H/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
未进行输入大小检查的缓冲区拷贝(传统缓冲区溢出)
Source: CVE Program / CVE List V5
Vulnerability Title
QNAP Systems QNAP QTS 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Qnap Systems QNAP QTS是中国威联通（Qnap Systems）公司的一款类似SAN存储架构的数据存储设备。该设备支持分层存储、镜像保护等保障功能。 QNAP QTS 4.2.6 build 20180711及之前版本、4.3.3 build 20180725及之前版本和4.3.4 build 20180710及之前版本中存在缓冲区错误漏洞。远程攻击者可利用该漏洞在NAS设备上运行任意代码。
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 Systems Inc. QTS unspecified ~ 4.2.6 -
QNAP Systems Inc. QTS unspecified ~ 4.3.3 -
QNAP Systems Inc. QTS unspecified ~ 4.3.4 -

II. Public POCs for CVE-2018-0721

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III. Intelligence Information for CVE-2018-0721

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Other References for CVE-2018-0721 (1)

IV. Related Vulnerabilities

Same product: QTS
Same vendor: QNAP Systems Inc.
Same weakness: CWE-120

V. Comments for CVE-2018-0721

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