Description
The label decompression functionality in PowerDNS Recursor before 3.6.4 and 3.7.x before 3.7.3 and Authoritative (Auth) Server before 3.3.3 and 3.4.x before 3.4.5 allows remote attackers to cause a denial of service (CPU consumption or crash) via a request with a long name that refers to itself. NOTE: this vulnerability exists because of an incomplete fix for CVE-2015-1868.
Metrics
CVSS 2.0 7.8/10
AV:N/AC:L/Au:N/C:N/I:N/A:CWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
References
- http://www.openwall.com/lists/oss-security/2015/07/07/6
- http://www.openwall.com/lists/oss-security/2015/07/10/8
- https://doc.powerdns.com/md/security/powerdns-advisory-2015-01/Patch, Vendor Advisory
- http://www.openwall.com/lists/oss-security/2015/07/07/6
- http://www.openwall.com/lists/oss-security/2015/07/10/8
- https://doc.powerdns.com/md/security/powerdns-advisory-2015-01/Patch, Vendor Advisory
Timeline
- Published
- Nov 2, 2015
- Last modified
- Jun 17, 2026
- NVD status
- Modified