NVD Vulnerability Detail

CVE-2016-6172

Summary	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.
Publication Date	Sept. 27, 2016, 1:59 a.m.
Registration Date	Jan. 26, 2021, 2:14 p.m.
Last Update	Nov. 21, 2024, 11:55 a.m.

Affected software configurations

Configuration2		or higher	or less	more than	less than
cpe:2.3:a:powerdns:authoritative_server::::::::			4.0.0

Related information, measures and tools

No	URL	タグ
1	http://lists.opensuse.org/opensuse-updates/2016-08/msg00085.html	Third Party Advisory
2	http://lists.opensuse.org/opensuse-updates/2016-08/msg00085.html	Third Party Advisory
3	http://www.debian.org/security/2016/dsa-3664
4	http://www.debian.org/security/2016/dsa-3664
5	http://www.openwall.com/lists/oss-security/2016/07/06/3	Mailing List
6	http://www.openwall.com/lists/oss-security/2016/07/06/3	Mailing List
7	http://www.securityfocus.com/bid/91678
8	http://www.securityfocus.com/bid/91678
9	http://www.securitytracker.com/id/1036242
10	http://www.securitytracker.com/id/1036242
11	https://doc.powerdns.com/md/changelog/#powerdns-authoritative-server-401	Release Notes
12	https://doc.powerdns.com/md/changelog/#powerdns-authoritative-server-401	Release Notes
13	https://github.com/PowerDNS/pdns/issues/4128	Issue Tracking
14	https://github.com/PowerDNS/pdns/issues/4128	Issue Tracking
15	https://github.com/PowerDNS/pdns/issues/4133	Issue Tracking
16	https://github.com/PowerDNS/pdns/issues/4133	Issue Tracking
17	https://github.com/PowerDNS/pdns/pull/4134	Issue Tracking
18	https://github.com/PowerDNS/pdns/pull/4134	Issue Tracking
19	https://github.com/sischkg/xfer-limit/blob/master/README.md	Patch
20	https://github.com/sischkg/xfer-limit/blob/master/README.md	Patch
21	https://lists.dns-oarc.net/pipermail/dns-operations/2016-July/015058.html	Mailing List Third Party Advisory
22	https://lists.dns-oarc.net/pipermail/dns-operations/2016-July/015058.html	Mailing List Third Party Advisory

Common Vulnerabilities List

No	CWE	Name	URL
1	CWE-400	リソースの枯渇	https://cwe.mitre.org/data/definitions/400.html

JVN Vulnerability Information

PowerDNS Authoritative Server におけるサービス運用妨害 (DoS) の脆弱性

Title	PowerDNS Authoritative Server におけるサービス運用妨害 (DoS) の脆弱性
Summary	PowerDNS (別名 pdns) Authoritative Server には、サービス運用妨害 (メモリの枯渇およびセカンダリ DNS サーバのクラッシュ) 状態にされる脆弱性が存在します。補足情報 : CWE による脆弱性タイプは、CWE-400: Uncontrolled Resource Consumption (リソースの枯渇) と識別されています。 http://cwe.mitre.org/data/definitions/400.html
Possible impacts	リモートのプライマリ DNS サーバにより、過度に長い (1) AXFR または (2) IXFR レスポンスを介して、サービス運用妨害 (メモリの枯渇およびセカンダリ DNS サーバのクラッシュ) 状態にされる可能性があります。
Solution	ベンダより正式な対策が公開されています。ベンダ情報を参照して適切な対策を実施してください。
Publication Date	July 29, 2016, midnight
Registration Date	Oct. 4, 2016, 3:36 p.m.
Last Update	Oct. 4, 2016, 3:36 p.m.

Affected System

openSUSE project

openSUSE 13.2

openSUSE Leap 42.1

PowerDNS

PowerDNS Authoritative Server 4.0.1 未満

CVE (情報セキュリティ共通脆弱性識別子)

No	Name	URL
Common Vulnerabilities and Exposures (CVE)
1	CVE-2016-6172	http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-6172
National Vulnerability Database (NVD)
2	CVE-2016-6172	http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2016-6172

CWE (共通脆弱性タイプ一覧)

No	Name	URL
JVNDB
1	CWE-Other	https://www.ipa.go.jp/security/vuln/CWE.html#CWEOther

ベンダー情報

No	Name	URL
GitHub
1	Add limits to the size of received AXFR, in megabytes #4134	https://github.com/PowerDNS/pdns/pull/4134
2	Add limits to the size of received {A,I}XFR, in megabytes #4133	https://github.com/PowerDNS/pdns/pull/4133
3	xfer size issue #4128	https://github.com/PowerDNS/pdns/issues/4128
opensuse-updates
4	openSUSE-SU-2016:2116	https://lists.opensuse.org/opensuse-updates/2016-08/msg00085.html
PowerDNS
5	PowerDNS Authoritative Server 4.0.1	https://doc.powerdns.com/md/changelog/#powerdns-authoritative-server-401

Change Log

No	Changed Details	Date of change
0	[2016年10月03日] 掲載	Feb. 17, 2018, 10:37 a.m.