CVE-2020-12662
high
CVSS v3
—
CVSS v2
—
VIR risk
8.0
Description
Unbound before 1.10.1 has Insufficient Control of Network Message Volume, aka an "NXNSAttack" issue. This is triggered by random subdomains in the NSDNAME in NS records.
Predictions
Exploit likelihood
20%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2020-12662
Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2020-12662.html
Vendor advisory: arch — https://security.archlinux.org/ASA-202005-14
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| arch | fixed | 1.10.1-1 | |
| sles | affected | | |
| debian | bookworm | fixed | 1.10.1-1 |
| debian | bullseye | fixed | 1.10.1-1 |
| debian | forky | fixed | 1.10.1-1 |
| debian | sid | fixed | 1.10.1-1 |
| debian | trixie | fixed | 1.10.1-1 |
References
Verify integrity in audit chain (admin only). AS-IS.