CVE-2020-8620 — Vulnetix

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CVE-2020-8620 PUBLISHED

In BIND 9.15.6 -> 9.16.5, 9.17.0 -> 9.17.3, An attacker who can establish a TCP connection with the server and send data on that connection can exploit this to trigger the assertion failure, causing the server to exit.

EPSS 8.37% · 92.2th percentile

Risk Scores

EPSS Score

8.37%

92.2th percentile

Affected Products

Vendor	Product	Versions
Ubuntu:20.04:LTS	bind9	0, 1:9.11.5.P4+dfsg-5.1ubuntu2, 1:9.11.5.P4+dfsg-5.1ubuntu3

Timeline

Aug 20, 2020 CVE Published
Aug 21, 2020 PoC Published
Apr 14, 2021 EPSS Score
Jun 22, 2021 EPSS Score
Oct 24, 2021 EPSS Score
Dec 25, 2021 EPSS Score
Feb 4, 2022 EPSS Score
Feb 25, 2022 EPSS Score
Apr 28, 2022 EPSS Score
Jun 29, 2022 EPSS Score
Nov 1, 2022 EPSS Score
Jan 2, 2023 EPSS Score

References

https://ubuntu.com/security/CVE-2020-8620 third-party-advisory
https://kb.isc.org/docs/cve-2020-8620 third-party-advisory
https://ubuntu.com/security/notices/USN-4468-1 vendor-advisory
https://www.cve.org/CVERecord?id=CVE-2020-8620 third-party-advisory

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