high7.5
CVE-2020-8621
In BIND 9.14.0 -> 9.16.5, 9.17.0 -> 9.17.3, If a server is configured with both QNAME minimization and 'forward first' then an attacker who can send queries to…
Impact
In BIND 9.14.0 -> 9.16.5, 9.17.0 -> 9.17.3, If a server is configured with both QNAME minimization and 'forward first' then an attacker who can send queries to it may be able to trigger the condition that will cause the server to crash. Servers that 'forward only' are not affected.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Isc | Bind | from 9.14.0 through 9.16.5 from 9.17.0 through 9.17.3 |
| Opensuse | Leap | Versions 15.1, 15.2 |
| Canonical | Ubuntu Linux | Versions 16.04, 18.04, 20.04 |
| Synology | Dns Server | before 2.2.2-5027 |
| Netapp | Steelstore Cloud Integrated Storage | All versions |
Weakness classification
References
- NVD record
- CVE.org record
- http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00041.html
- http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00044.html
- https://kb.isc.org/docs/cve-2020-8621
- https://security.gentoo.org/glsa/202008-19
- https://security.netapp.com/advisory/ntap-20200827-0003/
- https://usn.ubuntu.com/4468-1/
- https://www.synology.com/security/advisory/Synology_SA_20_19
- http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00041.html
- http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00044.html
- https://kb.isc.org/docs/cve-2020-8621
- https://security.gentoo.org/glsa/202008-19
- https://security.netapp.com/advisory/ntap-20200827-0003/
- https://usn.ubuntu.com/4468-1/
- https://www.synology.com/security/advisory/Synology_SA_20_19