Debian/knot-resolver: high 7.5
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
Action: Upgrade knot-resolver to 5.1.1-0.1 or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 5.1.1-0.1 | - |
Fixed versions
| 5.1.1-0.1 |
Sources
- osv: DEBIAN-CVE-2020-12667#Debian:14/knot-resolver
- https://security-tracker.debian.org/tracker/CVE-2020-12667
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