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I. Basic Information for CVE-2020-12667
Vulnerability Information

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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
Knot Resolver before 5.1.1 allows traffic amplification via a crafted DNS answer from an attacker-controlled server, aka an "NXNSAttack" issue. This is triggered by random subdomains in the NSDNAME in NS records.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Knot Resolver 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Knot Resolver是捷克共和国CZ.NIC协会的一款使用C语言和LuaJIT编写的开源缓存DNS解析器。 Knot Resolver 5.1.1之前版本中存在安全漏洞。攻击者可借助特制DNS响应利用该漏洞造成拒绝服务。
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
-n/a n/a -
II. Public POCs for CVE-2020-12667
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III. Intelligence Information for CVE-2020-12667
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