Resource exhaustion in Powerdns Authoritative
CVE-2018-10851
PowerDNS Authoritative Server 3.3.0 up to 4.1.4 excluding 4.1.5 and 4.0.6, and PowerDNS Recursor 3.2 up to 4.1.4 excluding 4.1.5 and 4.0.9, are vulnerable to a memory leak while parsing malformed records that can lead to remote denial of service.
Vulnerability class: DoS (Denial of Service)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.060 (93.1th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 93rd percentile — 93.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.060 · newest: 0.060 · change: 0.000
Affected products
- Powerdns Authoritative
- Powerdns Recursor
- The Powerdns Project Pdns — versions 3.3.0 to 4.1.4, excluding 4.1.5 and 4.0.6
- The Powerdns Project Pdns-Recursor — versions 3.2 to 4.1.4, excluding 4.1.5 and 4.0.9
Weakness classification (CWE)
References
- doc.powerdns.com/recursor/security-advisories/powerdns-advisory-2018-04.html (Vendor Advisory)
- doc.powerdns.com/authoritative/security-advisories/powerdns-advisory-2018-03.ht… (Vendor Advisory)
- bugzilla.redhat.com/show_bug.cgi (Third Party Advisory, Issue Tracking)
Frequently asked questions
- What is CVE-2018-10851?
- CVE-2018-10851 is a medium-severity vulnerability in Powerdns Authoritative, classified under Uncontrolled Resource Consumption. CVSS score: 5.3/10. Published 2018-11-29.
- How severe is CVE-2018-10851?
- Medium severity. CVSS v3 base score is 5.3 out of 10.