Vulnerability in Isc Bind9
CVE-2020-8620
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: 0.084 (92.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Isc Bind9 — versions 9.15.6
References
- kb.isc.org/docs/cve-2020-8620 (x_refsource_CONFIRM)
- security.netapp.com/advisory/ntap-20200827-0003/ (x_refsource_CONFIRM)
- USN-4468-1 (vendor-advisory, x_refsource_UBUNTU)
- GLSA-202008-19 (vendor-advisory, x_refsource_GENTOO)
- www.synology.com/security/advisory/Synology_SA_20_19 (x_refsource_CONFIRM)
- openSUSE-SU-2020:1699 (vendor-advisory, x_refsource_SUSE)
- openSUSE-SU-2020:1701 (vendor-advisory, x_refsource_SUSE)
Frequently asked questions
- What is CVE-2020-8620?
- CVE-2020-8620 is a high-severity vulnerability in Isc Bind9. CVSS score: 7.5/10. Published 2020-08-21.
- How severe is CVE-2020-8620?
- High severity. CVSS v3 base score is 7.5 out of 10.