Resource Management Errors Affecting pdns package, versions <4.0.0~alpha1-1
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-DEBIAN13-PDNS-5692086
- published21 Sept 2016
- disclosed21 Sept 2016
Introduced: 21 Sep 2016
CVE-2016-5427 (opens in a new tab)How to fix?
Upgrade Debian:13 pdns to version 4.0.0~alpha1-1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream pdns package and not the pdns package as distributed by Debian.
See How to fix? for Debian:13 relevant fixed versions and status.
PowerDNS (aka pdns) Authoritative Server before 3.4.10 does not properly handle a . (dot) inside labels, which allows remote attackers to cause a denial of service (backend CPU consumption) via a crafted DNS query.
References
- https://security-tracker.debian.org/tracker/CVE-2016-5427
- http://www.debian.org/security/2016/dsa-3664
- https://github.com/PowerDNS/pdns/commit/881b5b03a590198d03008e4200dd00cc537712f3
- https://doc.powerdns.com/md/security/powerdns-advisory-2016-01/
- http://www.openwall.com/lists/oss-security/2016/09/09/3
- http://www.securityfocus.com/bid/92917
- http://www.securitytracker.com/id/1036761