vulnerability
Alpine Linux: CVE-2020-12667: Uncontrolled Resource Consumption
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:N/AC:L/Au:N/C:N/I:N/A:P) | May 19, 2020 | Jun 16, 2020 | Dec 5, 2025 |
Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:P)
Published
May 19, 2020
Added
Jun 16, 2020
Modified
Dec 5, 2025
Description
Knot Resolver before 5.1.1 allows traffic amplification via a crafted DNS answer from an attacker-controlled server, aka an "NXNSAttack" issue. This is triggered by random subdomains in the NSDNAME in NS records.
Solution
alpine-linux-upgrade-knot-resolver
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