PT-2015-6930 · Powerdns+1 · Powerdns Recursor+2

Toshifumi Sakaguchi · Published 2015-07-09 · Updated 2017-04-04 · CVE-2015-5470

Positive Technologies (AI Summary)

CVSS v2.0

7.8

High

Base vector

AV:N/AC:L/Au:N/C:N/I:N/A:C

Name of the Vulnerable Software and Affected Versions PowerDNS Recursor versions prior to 3.6.4 PowerDNS Recursor versions 3.7.x prior to 3.7.3 PowerDNS Authoritative Server versions prior to 3.3.3 PowerDNS Authoritative Server versions 3.4.x prior to 3.4.5

Description The issue allows remote attackers to cause a denial of service, resulting in CPU consumption or a crash, via a request with a long name that refers to itself. This problem exists due to an incomplete fix for a previous issue.

Recommendations For PowerDNS Recursor versions prior to 3.6.4, update to version 3.6.4 or later. For PowerDNS Recursor versions 3.7.x prior to 3.7.3, update to version 3.7.3 or later. For PowerDNS Authoritative Server versions prior to 3.3.3, update to version 3.3.3 or later. For PowerDNS Authoritative Server versions 3.4.x prior to 3.4.5, update to version 3.4.5 or later.

Fix

DoS

Weakness Enumeration

CWE-399

Related Identifiers

ALT-PU-2017-1425

CVE-2015-5470

DSA-3306-1

DSA-3307-1

MGASA-2015-0301

Affected Products

Alt Linux

Powerdns Authoritative Server

Powerdns Recursor

References · 37

• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-5426 · Security Note
• https://osv.dev/vulnerability/DEBIAN-CVE-2015-5470 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-7073 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-5427 · Security Note
• https://osv.dev/vulnerability/MGASA-2015-0301 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-7068 · Security Note
• https://doc.powerdns.com/md/security/powerdns-advisory-2015-01 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-1868 · Security Note
• https://cve.org/CVERecord?id=CVE-2015-5470 · Security Note
• https://security-tracker.debian.org/tracker/DSA-3307-1 · Vendor Advisory
• https://osv.dev/vulnerability/DSA-3306-1 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-5470 · Security Note
• https://security-tracker.debian.org/tracker/source-package/pdns · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-7074 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2015-5470 · Security Note