製品・ソフトウェアに関する情報

JVN脆弱性詳細

Ruby における入力確認に関する脆弱性

Title	Ruby における入力確認に関する脆弱性
Summary	Ruby には、入力確認に関する脆弱性が存在します。
Possible impacts	情報を取得される、情報を改ざんされる、およびサービス運用妨害 (DoS) 攻撃が行わ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	May 12, 2009, midnight
Registration Date	April 28, 2017, 4:44 p.m.
Last Update	April 28, 2017, 4:44 p.m.

Affected System

Ruby-lang.org

Ruby 1.8

Ruby 1.9.0

Ruby 1.9.2

Ruby 1.9.3

Ruby 2.1.8 未満の 2.1

Ruby patchlevel 648 未満の 2.0.0

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-2009-5147	http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-5147
National Vulnerability Database (NVD)
2	CVE-2009-5147	https://nvd.nist.gov/vuln/detail/CVE-2009-5147
ruby-lang
3	CVE-2015-7551: Unsafe tainted string usage in Fiddle and DL	https://www.ruby-lang.org/en/news/2015/12/16/unsafe-tainted-string-usage-in-fiddle-and-dl-cve-2015-7551/

CWE (共通脆弱性タイプ一覧)

No	Name	URL
JVNDB
1	CWE-20	https://jvndb.jvn.jp/ja/cwe/CWE-20.html

ベンダー情報

No	Name	URL
GitHub
1	* ext/dl/dl.c (rb_dlhandle_initialize): prohibits DL::dlopen	https://github.com/ruby/ruby/commit/4600cf725a86ce31266153647ae5aa1197b1215b
Red Hat Bugzilla
2	Bug 1248935	https://bugzilla.redhat.com/show_bug.cgi?id=1248935

Change Log

No	Changed Details	Date of change
0	[2017年04月28日] 掲載	Feb. 17, 2018, 10:37 a.m.

NVD Vulnerability Information

CVE-2009-5147

Summary	DL::dlopen in Ruby 1.8, 1.9.0, 1.9.2, 1.9.3, 2.0.0 before patchlevel 648, and 2.1 before 2.1.8 opens libraries with tainted names.
Publication Date	March 29, 2017, 11:59 p.m.
Registration Date	Jan. 29, 2021, 1:29 p.m.
Last Update	Nov. 21, 2024, 10:11 a.m.

Affected software configurations

Related information, measures and tools

No	URL	タグ
1	http://seclists.org/oss-sec/2015/q3/222	Patch Third Party Advisory VDB Entry
2	http://seclists.org/oss-sec/2015/q3/222	Patch Third Party Advisory VDB Entry
3	http://www.securityfocus.com/bid/76060	Third Party Advisory VDB Entry
4	http://www.securityfocus.com/bid/76060	Third Party Advisory VDB Entry
5	https://access.redhat.com/errata/RHSA-2018:0583
6	https://access.redhat.com/errata/RHSA-2018:0583
7	https://bugzilla.redhat.com/show_bug.cgi?id=1248935	Issue Tracking Patch Third Party Advisory VDB Entry
8	https://bugzilla.redhat.com/show_bug.cgi?id=1248935	Issue Tracking Patch Third Party Advisory VDB Entry
9	https://github.com/ruby/ruby/commit/4600cf725a86ce31266153647ae5aa1197b1215b	Patch Third Party Advisory
10	https://github.com/ruby/ruby/commit/4600cf725a86ce31266153647ae5aa1197b1215b	Patch Third Party Advisory
11	https://www.ruby-lang.org/en/news/2015/12/16/unsafe-tainted-string-usage-in-fiddle-and-dl-cve-2015-7551/	Vendor Advisory
12	https://www.ruby-lang.org/en/news/2015/12/16/unsafe-tainted-string-usage-in-fiddle-and-dl-cve-2015-7551/	Vendor Advisory

Common Vulnerabilities List

No	CWE	Name	URL
1	CWE-20	不適切な入力確認	https://cwe.mitre.org/data/definitions/20.html