Vulnerability in Powerdns Authoritative
CVE-2015-5470
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.
Published · last modified .
CVSS v2 metric
CVSS v2 base score 7.8 (High). Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.113 (95.9th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 96th percentile — 95.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.113 · newest: 0.113 · change: 0.000
Affected products
- Powerdns Authoritative — versions 3.4.0, 3.4.1, 3.4.2
- Powerdns Recursor — versions 3.7.1, 3.7.2
Weakness classification (CWE)
References
- doc.powerdns.com/md/security/powerdns-advisory-2015-01/ (Patch, Vendor Advisory)
- www.openwall.com/lists/oss-security/2015/07/10/8 (mailing-list)
- www.openwall.com/lists/oss-security/2015/07/07/6 (mailing-list)