An incomplete fix for CVE-2020-12662 was shipped for Unbound in Red Hat Enterprise Linux 7, as part of erratum RHSA-2020:2414. Vulnerable versions of Unbound could still amplify an incoming query into a large number of queries directed to a target, even with a lower amplification ratio compared to versions of Unbound that shipped before the mentioned erratum. This issue is about the incomplete fix for CVE-2020-12662, and it does not affect upstream versions of Unbound.
CVSS Details
- CVSS 3.1 Base Score: 7.5
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Amazon Linux Ami 2 | — | Upgrade unbound-pythonUpgrade unboundUpgrade unbound-libsUpgrade unbound-debuginfoUpgrade unbound-devel | Jul 21, 2020 | Jul 21, 2020 |
| Centos_linux | — | Upgrade unbound-pythonUpgrade unboundUpgrade unbound-libsUpgrade unbound-develUpgrade unbound-debuginfo | Jun 23, 2020 | Jun 22, 2020 |
| Oracle_linux | — | Upgrade unbound-pythonUpgrade unbound-libsUpgrade unboundUpgrade unbound-devel | Jul 22, 2020 | Jun 10, 2020 |
| Redhat_linux | — | Upgrade unbound-develUpgrade unbound-libsUpgrade unbound-debuginfoUpgrade unbound-pythonUpgrade unbound | Jun 23, 2020 | Jun 22, 2020 |
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