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I. Basic Information for CVE-2020-3924
Vulnerability Information

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Vulnerability Title
TONNET DVR – Firmware Injection
Source: NVD (National Vulnerability Database)
Vulnerability Description
DVR firmware in TAT-76 and TAT-77 series of products, provided by TONNET do not properly verify patch files. Attackers can inject a specific command into a patch file and gain access to the system.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Tonnet TAT-76和TAT-77 命令注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Tonnet TAT-76和TAT-77系列中存在命令注入漏洞,该漏洞源于DVR固件没有正确验证补丁文件。攻击者可通过向补丁文件注入命令利用该漏洞获取系统的访问权限。
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
TONNETDVR 0 ~ 20191216 -
TONNETDVR 0 ~ 20200213 -
II. Public POCs for CVE-2020-3924
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III. Intelligence Information for CVE-2020-3924
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IV. Related Vulnerabilities
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