Resource exhaustion in Powerdns Authoritative
CVE-2019-10162
A vulnerability has been found in PowerDNS Authoritative Server before versions 4.1.10, 4.0.8 allowing an authorized user to cause the server to exit by inserting a crafted record in a MASTER type zone under their control. The issue is due to the fact that the Authoritative Server will exit when it runs into a parsing error while looking up the NS/A/AAAA records it is about to use for an outgoing notify.
Vulnerability class: DoS (Denial of Service)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.017 (76.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 76th percentile — 76.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.017 · newest: 0.017 · change: 0.000
Affected products
- Powerdns Authoritative — versions 4.0.0
- Powerdns Pdns — versions fixed in 4.1.10, fixed in 4.0.8
- openSUSE Leap — versions 15.0, 15.1
Weakness classification (CWE)
References
- bugzilla.redhat.com/show_bug.cgi (Patch, Third Party Advisory, Issue Tracking)
- blog.powerdns.com/2019/06/21/powerdns-authoritative-server-4-0-8-and-4-1-10-rel… (Release Notes, Vendor Advisory)
- doc.powerdns.com/authoritative/security-advisories/powerdns-advisory-2019-04.ht… (Vendor Advisory)
- lists.opensuse.org/opensuse-security-announce/2019-08/msg00036.html (vendor-advisory, Mailing List, Third Party Advisory)
- lists.opensuse.org/opensuse-security-announce/2019-08/msg00054.html (vendor-advisory, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2019-10162?
- CVE-2019-10162 is a high-severity vulnerability in Powerdns Authoritative, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2019-07-30.
- How severe is CVE-2019-10162?
- High severity. CVSS v3 base score is 7.5 out of 10.