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.
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00041.html
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00044.html
https://kb.isc.org/docs/cve-2020-8620
https://security.gentoo.org/glsa/202008-19
https://security.netapp.com/advisory/ntap-20200827-0003/
https://usn.ubuntu.com/4468-1/
https://www.synology.com/security/advisory/Synology_SA_20_19
Source: MITRE
Published: 2020-08-21
Updated: 2020-10-20
Type: CWE-617
Base Score: 5
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P
Impact Score: 2.9
Exploitability Score: 10
Severity: MEDIUM
Base Score: 7.5
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Impact Score: 3.6
Exploitability Score: 3.9
Severity: HIGH
OR
cpe:2.3:a:isc:bind:*:*:*:*:*:*:*:* versions from 9.15.6 to 9.16.5 (inclusive)
cpe:2.3:a:isc:bind:*:*:*:*:*:*:*:* versions from 9.17.0 to 9.17.3 (inclusive)
OR
cpe:2.3:a:isc:bind:9.9.12:s1:*:*:supported_preview:*:*:*
cpe:2.3:a:isc:bind:9.9.13:s1:*:*:supported_preview:*:*:*
ID | Name | Product | Family | Severity |
---|---|---|---|---|
143842 | SUSE SLED15 / SLES15 Security Update : bind (SUSE-SU-2020:2914-1) | Nessus | SuSE Local Security Checks | medium |
141839 | openSUSE Security Update : bind (openSUSE-2020-1701) | Nessus | SuSE Local Security Checks | medium |
141560 | openSUSE Security Update : bind (openSUSE-2020-1699) | Nessus | SuSE Local Security Checks | medium |
140067 | GLSA-202008-19 : BIND: Multiple vulnerabilities | Nessus | Gentoo Local Security Checks | medium |
139921 | ISC BIND 9.15.6 < 9.16.6 / 9.17.x < 9.17.4 DoS | Nessus | DNS | medium |
139770 | Ubuntu 16.04 LTS / 18.04 LTS / 20.04 : Bind vulnerabilities (USN-4468-1) | Nessus | Ubuntu Local Security Checks | medium |