NVD Vulnerability Detail

CVE-2015-4054

Summary	PgBouncer before 1.5.5 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) by sending a password packet before a startup packet.
Publication Date	May 23, 2017, 1:29 p.m.
Registration Date	Jan. 26, 2021, 2:50 p.m.
Last Update	Nov. 21, 2024, 11:30 a.m.

Affected software configurations

Configuration1		or higher	or less	more than	less than
cpe:2.3:a:pgbouncer:pgbouncer::::::::			1.5.4

Related information, measures and tools

No	URL	タグ
1	http://www.openwall.com/lists/oss-security/2015/05/22/5	Mailing List Third Party Advisory
2	http://www.openwall.com/lists/oss-security/2015/05/22/5	Mailing List Third Party Advisory
3	http://www.securityfocus.com/bid/74751	Third Party Advisory VDB Entry
4	http://www.securityfocus.com/bid/74751	Third Party Advisory VDB Entry
5	https://github.com/pgbouncer/pgbouncer/commit/74d6e5f7de5ec736f71204b7b422af7380c19ac5	Patch Third Party Advisory
6	https://github.com/pgbouncer/pgbouncer/commit/74d6e5f7de5ec736f71204b7b422af7380c19ac5	Patch Third Party Advisory
7	https://github.com/pgbouncer/pgbouncer/commit/edab5be6665b9e8de66c25ba527509b229468573	Patch Third Party Advisory
8	https://github.com/pgbouncer/pgbouncer/commit/edab5be6665b9e8de66c25ba527509b229468573	Patch Third Party Advisory
9	https://github.com/pgbouncer/pgbouncer/issues/42	Exploit Third Party Advisory
10	https://github.com/pgbouncer/pgbouncer/issues/42	Exploit Third Party Advisory
11	https://pgbouncer.github.io/changelog.html#pgbouncer-15x	Release Notes Third Party Advisory
12	https://pgbouncer.github.io/changelog.html#pgbouncer-15x	Release Notes Third Party Advisory
13	https://security.gentoo.org/glsa/201701-24	Third Party Advisory
14	https://security.gentoo.org/glsa/201701-24	Third Party Advisory

Common Vulnerabilities List

No	CWE	Name	URL
1	CWE-476	NULL ポインタデリファレンス	https://cwe.mitre.org/data/definitions/476.html

JVN Vulnerability Information

PgBouncer におけるサービス運用妨害 (DoS) の脆弱性

Title	PgBouncer におけるサービス運用妨害 (DoS) の脆弱性
Summary	PgBouncer には、サービス運用妨害 (NULL ポインタデリファレンスおよびクラッシュ) 状態にされる脆弱性が存在します。
Possible impacts	リモートの攻撃者により、スタートアップパケットより前にパスワードパケットを送信されることで、サービス運用妨害 (NULL ポインタデリファレンスおよびクラッシュ) 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	April 9, 2015, midnight
Registration Date	June 23, 2017, 12:30 p.m.
Last Update	June 23, 2017, 12:30 p.m.

Affected System

Marko Kreen

PgBouncer 1.5.5 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-2015-4054	http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-4054
National Vulnerability Database (NVD)
2	CVE-2015-4054	https://nvd.nist.gov/vuln/detail/CVE-2015-4054

CWE (共通脆弱性タイプ一覧)

No	Name	URL
JVNDB
1	CWE-476	http://cwe.mitre.org/data/definitions/476.html

ベンダー情報

No	Name	URL
GitHub
1	Check if auth_user is set. (74d6e5f)	https://github.com/pgbouncer/pgbouncer/commit/74d6e5f7de5ec736f71204b7b422af7380c19ac5
2	Check if auth_user is set. (edab5be)	https://github.com/pgbouncer/pgbouncer/commit/edab5be6665b9e8de66c25ba527509b229468573
3	pgbouncer 1.5.4 segmentation fault #42	https://github.com/pgbouncer/pgbouncer/issues/42
PgBouncer
4	PgBouncer 1.5.x	https://pgbouncer.github.io/changelog.html#pgbouncer-15x

Change Log

No	Changed Details	Date of change
0	[2017年06月23日] 掲載	Feb. 17, 2018, 10:37 a.m.