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CVE-2020-8622

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.

POC

Reference

- https://www.oracle.com/security-alerts/cpuoct2021.html

Github

- https://github.com/ARPSyndicate/cvemon

- https://github.com/DButter/whitehat_public

- https://github.com/Dokukin1/Metasploitable

- https://github.com/Furious992/HW13-01

- https://github.com/Iknowmyname/Nmap-Scans-M2

- https://github.com/Maribel0370/Nebula-io

- https://github.com/NikulinMS/13-01-hw

- https://github.com/Zhivarev/13-01-hw

- https://github.com/fokypoky/places-list

- https://github.com/krlabs/dnsbind-vulnerabilities

- https://github.com/lekctut/sdb-hw-13-01

- https://github.com/mrt2h/DZ

- https://github.com/pedr0alencar/vlab-metasploitable2

- https://github.com/psmedley/bind-os2

- https://github.com/smabramov/Vulnerabilities-and-attacks-on-information-systems

- https://github.com/zzzWTF/db-13-01