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I. Basic Information for CVE-2020-8622
Vulnerability Information

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Vulnerability Title
A truncated TSIG response can lead to an assertion failure
Source: NVD (National Vulnerability Database)
Vulnerability Description
In BIND 9.0.0 -> 9.11.21, 9.12.0 -> 9.16.5, 9.17.0 -> 9.17.3, also affects 9.9.3-S1 -> 9.11.21-S1 of the BIND 9 Supported Preview Edition, An attacker on the network path for a TSIG-signed request, or operating the server receiving the TSIG-signed request, could send a truncated response to that request, triggering an assertion failure, causing the server to exit. Alternately, an off-path attacker would have to correctly guess when a TSIG-signed request was sent, along with other characteristics of the packet and message, and spoof a truncated response to trigger an assertion failure, causing the server to exit.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
ISC BIND 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
ISC BIND是美国ISC公司的一套实现了DNS协议的开源软件。 BIND 9.0.0至9.11.21, 9.12.0至9.16.5, 9.17.0至9.17.3,9.9.3-S1至9.11.21-S1存在安全漏洞,攻击者可以构造一个特殊请求引发断言失败造成目标服务异常结束。
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
ISCBIND9 9.0.0 ~ unspecified -
II. Public POCs for CVE-2020-8622
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III. Intelligence Information for CVE-2020-8622
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IV. Related Vulnerabilities
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