Medium severity · published Sep 26, 2016
CVE-2016-6172
PowerDNS (aka pdns) Authoritative Server before 4.0.1 allows remote primary DNS servers to cause a denial of service (memory exhaustion and secondary DNS server crash) via a large…
6.8
CVSS
3.8%
EPSS
No
On KEV
Description
PowerDNS (aka pdns) Authoritative Server before 4.0.1 allows remote primary DNS servers to cause a denial of service (memory exhaustion and secondary DNS server crash) via a large (1) AXFR or (2) IXFR response.
CVSS vector
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)3.8% · higher than 90% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AS
Authoritative Server · Powerdns
through 4.0.0 · source: NVD
LE
Leap · Opensuse
42.1 · source: NVD
OP
Opensuse · Opensuse
13.2 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2016-6172
CVE.org
https://www.cve.org/CVERecord?id=CVE-2016-6172
Third Party Advisory
http://lists.opensuse.org/opensuse-updates/2016-08/msg00085.html
www.debian.org
http://www.debian.org/security/2016/dsa-3664
Mailing List
http://www.openwall.com/lists/oss-security/2016/07/06/3
www.securityfocus.com
http://www.securityfocus.com/bid/91678
www.securitytracker.com
http://www.securitytracker.com/id/1036242
Release Notes
https://doc.powerdns.com/md/changelog/#powerdns-authoritative-server-401
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