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I. Basic Information for CVE-2021-28801
Vulnerability Information

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Vulnerability Title
Out-of-Bounds Read Vulnerability in QSS
Source: NVD (National Vulnerability Database)
Vulnerability Description
An out-of-bounds read vulnerability has been reported to affect certain QNAP switches running QSS. If exploited, this vulnerability allows attackers to read sensitive information on the system. This issue affects: QNAP Systems Inc. QSS versions prior to 1.0.2 build 20210122 on QSW-M2108-2C; versions prior to 1.0.2 build 20210122 on QSW-M2108-2S; versions prior to 1.0.2 build 20210122 on QSW-M2108R-2C.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
跨界内存读
Source: NVD (National Vulnerability Database)
Vulnerability Title
QNAP Switch System 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
QNAP Systems QSS是中国威联通(QNAP Systems)公司的一款非网管型交换机。 QNAP Switch System (QSS)存在安全漏洞,该漏洞源于越界读取。攻击者可利用该漏洞读取系统上的敏感信息。以下产品和版本受到影响:QNAP Systems Inc. QSS versions prior to 1.0.2 build 20210122 on QSW-M2108-2C; versions prior to 1.0.2 build 20210122 on QSW-M2108-2S
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
VendorProductAffected VersionsCPESubscribe
QNAP Systems Inc.QSS unspecified ~ 1.0.2 build 20210122 -
QNAP Systems Inc.QSS unspecified ~ 1.0.2 build 20210122 -
QNAP Systems Inc.QSS unspecified ~ 1.0.2 build 20210122 -
II. Public POCs for CVE-2021-28801
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III. Intelligence Information for CVE-2021-28801
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IV. Related Vulnerabilities
V. Comments for CVE-2021-28801

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