CVE-2020-8623
7.5
HIGH
CVSS 3.1
EPSS 18.3%
Description
In BIND 9.10.0 -> 9.11.21, 9.12.0 -> 9.16.5, 9.17.0 -> 9.17.3, also affects 9.10.5-S1 -> 9.11.21-S1 of the BIND 9 Supported Preview Edition, An attacker that can reach a vulnerable system with a specially crafted query packet can trigger a crash. To be vulnerable, the system must: * be running BIND that was built with "--enable-native-pkcs11" * be signing one or more zones with an RSA key * be able to receive queries from a possible attacker
How to fix CVE-2020-8623
To remediate CVE-2020-8623, upgrade the affected package to a fixed version below.
- —upgrade to 9.16.6-r0 or later
- —upgrade to 1:9.16.6-1 or later
Is CVE-2020-8623 being exploited?
Moderate — EPSS is 18.3%. Track this CVE but it's not at the top of the prioritisation list.
Affected packages (2)
- from 0, < 9.16.6-r0
- from 0, < 1:9.16.6-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |