NVD Vulnerability Detail

CVE-2013-4522

Summary	lib/filelib.php in Moodle through 2.2.11, 2.3.x before 2.3.10, 2.4.x before 2.4.7, and 2.5.x before 2.5.3 does not send "Cache-Control: private" HTTP headers, which allows remote attackers to obtain sensitive information by requesting a file that had been previously retrieved by a caching proxy server.
Publication Date	Nov. 26, 2013, 2:25 p.m.
Registration Date	Jan. 26, 2021, 3:43 p.m.
Last Update	Nov. 21, 2024, 10:55 a.m.

CVSS2.0 : MEDIUM
Score	5.0
Vector	AV:N/AC:L/Au:N/C:P/I:N/A:N
攻撃元区分(AV)	ネットワーク
攻撃条件の複雑さ(AC)	低
攻撃前の認証要否(Au)	不要
機密性への影響(C)	低
完全性への影響(I)	なし
可用性への影響(A)	なし
Get all privileges.	いいえ
Get user privileges	いいえ
Get other privileges	いいえ
User operation required	いいえ

Affected software configurations

Configuration1	or higher	or less	more than	less than
cpe:2.3:a:moodle:moodle:2.3.8:::::::*
cpe:2.3:a:moodle:moodle:1.8.13:::::::*
cpe:2.3:a:moodle:moodle:2.0.2:::::::*
cpe:2.3:a:moodle:moodle:2.5.1:::::::*
cpe:2.3:a:moodle:moodle:1.9.4:::::::*
cpe:2.3:a:moodle:moodle:1.5.2:::::::*
cpe:2.3:a:moodle:moodle:2.3.4:::::::*
cpe:2.3:a:moodle:moodle:1.9.17:::::::*
cpe:2.3:a:moodle:moodle:2.2.2:::::::*
cpe:2.3:a:moodle:moodle:1.9.1:::::::*
cpe:2.3:a:moodle:moodle:1.8.8:::::::*
cpe:2.3:a:moodle:moodle:1.6.1:::::::*
cpe:2.3:a:moodle:moodle:2.3.1:::::::*
cpe:2.3:a:moodle:moodle:1.9.6:::::::*
cpe:2.3:a:moodle:moodle:1.8.2:::::::*
cpe:2.3:a:moodle:moodle:1.9.9:::::::*
cpe:2.3:a:moodle:moodle:1.2.1:::::::*
cpe:2.3:a:moodle:moodle:2.4.3:::::::*
cpe:2.3:a:moodle:moodle:1.4.2:::::::*
cpe:2.3:a:moodle:moodle:2.4.1:::::::*
cpe:2.3:a:moodle:moodle:1.6.8:::::::*
cpe:2.3:a:moodle:moodle:2.0.1:::::::*
cpe:2.3:a:moodle:moodle:2.5.2:::::::*
cpe:2.3:a:moodle:moodle::::::::		2.2.11
cpe:2.3:a:moodle:moodle:1.6.5:::::::*
cpe:2.3:a:moodle:moodle:2.2.9:::::::*
cpe:2.3:a:moodle:moodle:1.9.11:::::::*
cpe:2.3:a:moodle:moodle:2.1.2:::::::*
cpe:2.3:a:moodle:moodle:2.4.2:::::::*
cpe:2.3:a:moodle:moodle:1.3.3:::::::*
cpe:2.3:a:moodle:moodle:1.4.3:::::::*
cpe:2.3:a:moodle:moodle:2.0.4:::::::*
cpe:2.3:a:moodle:moodle:2.2.6:::::::*
cpe:2.3:a:moodle:moodle:1.4.5:::::::*
cpe:2.3:a:moodle:moodle:1.7.6:::::::*
cpe:2.3:a:moodle:moodle:1.6.2:::::::*
cpe:2.3:a:moodle:moodle:1.9.2:::::::*
cpe:2.3:a:moodle:moodle:2.3.6:::::::*
cpe:2.3:a:moodle:moodle:1.9.12:::::::*
cpe:2.3:a:moodle:moodle:2.4.6:::::::*
cpe:2.3:a:moodle:moodle:1.8.6:::::::*
cpe:2.3:a:moodle:moodle:1.7.1:::::::*
cpe:2.3:a:moodle:moodle:2.1.10:::::::*
cpe:2.3:a:moodle:moodle:1.8.12:::::::*
cpe:2.3:a:moodle:moodle:2.1.8:::::::*
cpe:2.3:a:moodle:moodle:1.8.5:::::::*
cpe:2.3:a:moodle:moodle:1.8.3:::::::*
cpe:2.3:a:moodle:moodle:1.3.2:::::::*
cpe:2.3:a:moodle:moodle:2.2.8:::::::*
cpe:2.3:a:moodle:moodle:1.8.9:::::::*
cpe:2.3:a:moodle:moodle:1.8.7:::::::*
cpe:2.3:a:moodle:moodle:2.1.9:::::::*
cpe:2.3:a:moodle:moodle:1.9.18:::::::*
cpe:2.3:a:moodle:moodle:1.9.10:::::::*
cpe:2.3:a:moodle:moodle:2.3.5:::::::*
cpe:2.3:a:moodle:moodle:2.0.3:::::::*
cpe:2.3:a:moodle:moodle:2.1.1:::::::*
cpe:2.3:a:moodle:moodle:1.8.10:::::::*
cpe:2.3:a:moodle:moodle:1.9.16:::::::*
cpe:2.3:a:moodle:moodle:2.4.4:::::::*
cpe:2.3:a:moodle:moodle:1.6.4:::::::*
cpe:2.3:a:moodle:moodle:2.1.5:::::::*
cpe:2.3:a:moodle:moodle:1.9.3:::::::*
cpe:2.3:a:moodle:moodle:2.1.6:::::::*
cpe:2.3:a:moodle:moodle:1.1.1:::::::*
cpe:2.3:a:moodle:moodle:1.3.1:::::::*
cpe:2.3:a:moodle:moodle:2.3.3:::::::*
cpe:2.3:a:moodle:moodle:1.6.7:::::::*
cpe:2.3:a:moodle:moodle:1.4.4:::::::*
cpe:2.3:a:moodle:moodle:2.0.6:::::::*
cpe:2.3:a:moodle:moodle:2.0.5:::::::*
cpe:2.3:a:moodle:moodle:2.1.3:::::::*
cpe:2.3:a:moodle:moodle:2.0.9:::::::*
cpe:2.3:a:moodle:moodle:2.2.10:::::::*
cpe:2.3:a:moodle:moodle:1.7.3:::::::*
cpe:2.3:a:moodle:moodle:1.7.2:::::::*
cpe:2.3:a:moodle:moodle:1.9.13:::::::*
cpe:2.3:a:moodle:moodle:2.2.1:::::::*
cpe:2.3:a:moodle:moodle:1.5.3:::::::*
cpe:2.3:a:moodle:moodle:2.2.7:::::::*
cpe:2.3:a:moodle:moodle:1.9.5:::::::*
cpe:2.3:a:moodle:moodle:2.2.3:::::::*
cpe:2.3:a:moodle:moodle:2.2.5:::::::*
cpe:2.3:a:moodle:moodle:2.3.7:::::::*
cpe:2.3:a:moodle:moodle:2.0.8:::::::*
cpe:2.3:a:moodle:moodle:1.6.3:::::::*
cpe:2.3:a:moodle:moodle:1.8.11:::::::*
cpe:2.3:a:moodle:moodle:1.8.14:::::::*
cpe:2.3:a:moodle:moodle:1.6.6:::::::*
cpe:2.3:a:moodle:moodle:2.1.7:::::::*
cpe:2.3:a:moodle:moodle:2.0.7:::::::*
cpe:2.3:a:moodle:moodle:1.9.14:::::::*
cpe:2.3:a:moodle:moodle:1.5:::::::*
cpe:2.3:a:moodle:moodle:1.4.1:::::::*
cpe:2.3:a:moodle:moodle:1.7.5:::::::*
cpe:2.3:a:moodle:moodle:1.5.1:::::::*
cpe:2.3:a:moodle:moodle:1.3.4:::::::*
cpe:2.3:a:moodle:moodle:1.9.15:::::::*
cpe:2.3:a:moodle:moodle:1.8.4:::::::*
cpe:2.3:a:moodle:moodle:1.9.8:::::::*
cpe:2.3:a:moodle:moodle:1.8.1:::::::*
cpe:2.3:a:moodle:moodle:2.3.2:::::::*
cpe:2.3:a:moodle:moodle:2.2.4:::::::*
cpe:2.3:a:moodle:moodle:1.9.7:::::::*
cpe:2.3:a:moodle:moodle:2.4.5:::::::*
cpe:2.3:a:moodle:moodle:2.1.4:::::::*
cpe:2.3:a:moodle:moodle:1.7.4:::::::*
cpe:2.3:a:moodle:moodle:2.3.9:::::::*
cpe:2.3:a:moodle:moodle:2.0.0:::::::*
cpe:2.3:a:moodle:moodle:2.1.0:::::::*
cpe:2.3:a:moodle:moodle:1.2.0:::::::*
cpe:2.3:a:moodle:moodle:1.3.0:::::::*
cpe:2.3:a:moodle:moodle:1.6.0:::::::*
cpe:2.3:a:moodle:moodle:2.2.0:::::::*
cpe:2.3:a:moodle:moodle:1.5.0:beta::::::
cpe:2.3:a:moodle:moodle:2.3.0:::::::*
cpe:2.3:a:moodle:moodle:2.4.0:::::::*
cpe:2.3:a:moodle:moodle:2.5.0:::::::*

Related information, measures and tools

No	URL	タグ
1	http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-38743	Exploit Patch
2	http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-38743	Exploit Patch
3	http://openwall.com/lists/oss-security/2013/11/25/1
4	http://openwall.com/lists/oss-security/2013/11/25/1
5	https://moodle.org/mod/forum/discuss.php?d=244479	Vendor Advisory
6	https://moodle.org/mod/forum/discuss.php?d=244479	Vendor Advisory

Common Vulnerabilities List

No	CWE	Name	URL
1	CWE-200	情報漏えい	https://cwe.mitre.org/data/definitions/200.html

JVN Vulnerability Information

Moodle の lib/filelib.php における重要な情報を取得される脆弱性

Title	Moodle の lib/filelib.php における重要な情報を取得される脆弱性
Summary	Moodle の lib/filelib.php は、"Cache-Control: private" HTTP ヘッダを送信しないため、重要な情報を取得される脆弱性が存在します。
Possible impacts	第三者により、キャッシュプロキシサーバにより以前に取得されていたファイルをリクエストされることで、重要な情報を取得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	Nov. 25, 2013, midnight
Registration Date	Nov. 28, 2013, 11:17 a.m.
Last Update	Nov. 28, 2013, 11:17 a.m.

Affected System

Moodle

Moodle 2.2.11 まで

Moodle 2.3.10 未満の 2.3.x

Moodle 2.4.7 未満の 2.4.x

Moodle 2.5.3 未満の 2.5.x

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-2013-4522	http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-4522
National Vulnerability Database (NVD)
2	CVE-2013-4522	http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2013-4522

CWE (共通脆弱性タイプ一覧)

No	Name	URL
JVNDB
1	CWE-200	https://jvndb.jvn.jp/ja/cwe/CWE-200.html

ベンダー情報

No	Name	URL
Moodle
1	MDL-38743	http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-38743
Security Announcements
2	MSA-13-0036: Incorrect headers sent for secured resources	https://moodle.org/mod/forum/discuss.php?d=244479

Change Log

No	Changed Details	Date of change
0	[2013年11月28日] 掲載	Feb. 17, 2018, 10:37 a.m.

Configuration1	or higher	or less	more than	less than
cpe:2.3:a:moodle:moodle:2.3.8:::::::*
cpe:2.3:a:moodle:moodle:1.8.13:::::::*
cpe:2.3:a:moodle:moodle:2.0.2:::::::*
cpe:2.3:a:moodle:moodle:2.5.1:::::::*
cpe:2.3:a:moodle:moodle:1.9.4:::::::*
cpe:2.3:a:moodle:moodle:1.5.2:::::::*
cpe:2.3:a:moodle:moodle:2.3.4:::::::*
cpe:2.3:a:moodle:moodle:1.9.17:::::::*
cpe:2.3:a:moodle:moodle:2.2.2:::::::*
cpe:2.3:a:moodle:moodle:1.9.1:::::::*
cpe:2.3:a:moodle:moodle:1.8.8:::::::*
cpe:2.3:a:moodle:moodle:1.6.1:::::::*
cpe:2.3:a:moodle:moodle:2.3.1:::::::*
cpe:2.3:a:moodle:moodle:1.9.6:::::::*
cpe:2.3:a:moodle:moodle:1.8.2:::::::*
cpe:2.3:a:moodle:moodle:1.9.9:::::::*
cpe:2.3:a:moodle:moodle:1.2.1:::::::*
cpe:2.3:a:moodle:moodle:2.4.3:::::::*
cpe:2.3:a:moodle:moodle:1.4.2:::::::*
cpe:2.3:a:moodle:moodle:2.4.1:::::::*
cpe:2.3:a:moodle:moodle:1.6.8:::::::*
cpe:2.3:a:moodle:moodle:2.0.1:::::::*
cpe:2.3:a:moodle:moodle:2.5.2:::::::*
cpe:2.3:a:moodle:moodle::::::::		2.2.11
cpe:2.3:a:moodle:moodle:1.6.5:::::::*
cpe:2.3:a:moodle:moodle:2.2.9:::::::*
cpe:2.3:a:moodle:moodle:1.9.11:::::::*
cpe:2.3:a:moodle:moodle:2.1.2:::::::*
cpe:2.3:a:moodle:moodle:2.4.2:::::::*
cpe:2.3:a:moodle:moodle:1.3.3:::::::*
cpe:2.3:a:moodle:moodle:1.4.3:::::::*
cpe:2.3:a:moodle:moodle:2.0.4:::::::*
cpe:2.3:a:moodle:moodle:2.2.6:::::::*
cpe:2.3:a:moodle:moodle:1.4.5:::::::*
cpe:2.3:a:moodle:moodle:1.7.6:::::::*
cpe:2.3:a:moodle:moodle:1.6.2:::::::*
cpe:2.3:a:moodle:moodle:1.9.2:::::::*
cpe:2.3:a:moodle:moodle:2.3.6:::::::*
cpe:2.3:a:moodle:moodle:1.9.12:::::::*
cpe:2.3:a:moodle:moodle:2.4.6:::::::*
cpe:2.3:a:moodle:moodle:1.8.6:::::::*
cpe:2.3:a:moodle:moodle:1.7.1:::::::*
cpe:2.3:a:moodle:moodle:2.1.10:::::::*
cpe:2.3:a:moodle:moodle:1.8.12:::::::*
cpe:2.3:a:moodle:moodle:2.1.8:::::::*
cpe:2.3:a:moodle:moodle:1.8.5:::::::*
cpe:2.3:a:moodle:moodle:1.8.3:::::::*
cpe:2.3:a:moodle:moodle:1.3.2:::::::*
cpe:2.3:a:moodle:moodle:2.2.8:::::::*
cpe:2.3:a:moodle:moodle:1.8.9:::::::*
cpe:2.3:a:moodle:moodle:1.8.7:::::::*
cpe:2.3:a:moodle:moodle:2.1.9:::::::*
cpe:2.3:a:moodle:moodle:1.9.18:::::::*
cpe:2.3:a:moodle:moodle:1.9.10:::::::*
cpe:2.3:a:moodle:moodle:2.3.5:::::::*
cpe:2.3:a:moodle:moodle:2.0.3:::::::*
cpe:2.3:a:moodle:moodle:2.1.1:::::::*
cpe:2.3:a:moodle:moodle:1.8.10:::::::*
cpe:2.3:a:moodle:moodle:1.9.16:::::::*
cpe:2.3:a:moodle:moodle:2.4.4:::::::*
cpe:2.3:a:moodle:moodle:1.6.4:::::::*
cpe:2.3:a:moodle:moodle:2.1.5:::::::*
cpe:2.3:a:moodle:moodle:1.9.3:::::::*
cpe:2.3:a:moodle:moodle:2.1.6:::::::*
cpe:2.3:a:moodle:moodle:1.1.1:::::::*
cpe:2.3:a:moodle:moodle:1.3.1:::::::*
cpe:2.3:a:moodle:moodle:2.3.3:::::::*
cpe:2.3:a:moodle:moodle:1.6.7:::::::*
cpe:2.3:a:moodle:moodle:1.4.4:::::::*
cpe:2.3:a:moodle:moodle:2.0.6:::::::*
cpe:2.3:a:moodle:moodle:2.0.5:::::::*
cpe:2.3:a:moodle:moodle:2.1.3:::::::*
cpe:2.3:a:moodle:moodle:2.0.9:::::::*
cpe:2.3:a:moodle:moodle:2.2.10:::::::*
cpe:2.3:a:moodle:moodle:1.7.3:::::::*
cpe:2.3:a:moodle:moodle:1.7.2:::::::*
cpe:2.3:a:moodle:moodle:1.9.13:::::::*
cpe:2.3:a:moodle:moodle:2.2.1:::::::*
cpe:2.3:a:moodle:moodle:1.5.3:::::::*
cpe:2.3:a:moodle:moodle:2.2.7:::::::*
cpe:2.3:a:moodle:moodle:1.9.5:::::::*
cpe:2.3:a:moodle:moodle:2.2.3:::::::*
cpe:2.3:a:moodle:moodle:2.2.5:::::::*
cpe:2.3:a:moodle:moodle:2.3.7:::::::*
cpe:2.3:a:moodle:moodle:2.0.8:::::::*
cpe:2.3:a:moodle:moodle:1.6.3:::::::*
cpe:2.3:a:moodle:moodle:1.8.11:::::::*
cpe:2.3:a:moodle:moodle:1.8.14:::::::*
cpe:2.3:a:moodle:moodle:1.6.6:::::::*
cpe:2.3:a:moodle:moodle:2.1.7:::::::*
cpe:2.3:a:moodle:moodle:2.0.7:::::::*
cpe:2.3:a:moodle:moodle:1.9.14:::::::*
cpe:2.3:a:moodle:moodle:1.5:::::::*
cpe:2.3:a:moodle:moodle:1.4.1:::::::*
cpe:2.3:a:moodle:moodle:1.7.5:::::::*
cpe:2.3:a:moodle:moodle:1.5.1:::::::*
cpe:2.3:a:moodle:moodle:1.3.4:::::::*
cpe:2.3:a:moodle:moodle:1.9.15:::::::*
cpe:2.3:a:moodle:moodle:1.8.4:::::::*
cpe:2.3:a:moodle:moodle:1.9.8:::::::*
cpe:2.3:a:moodle:moodle:1.8.1:::::::*
cpe:2.3:a:moodle:moodle:2.3.2:::::::*
cpe:2.3:a:moodle:moodle:2.2.4:::::::*
cpe:2.3:a:moodle:moodle:1.9.7:::::::*
cpe:2.3:a:moodle:moodle:2.4.5:::::::*
cpe:2.3:a:moodle:moodle:2.1.4:::::::*
cpe:2.3:a:moodle:moodle:1.7.4:::::::*
cpe:2.3:a:moodle:moodle:2.3.9:::::::*
cpe:2.3:a:moodle:moodle:2.0.0:::::::*
cpe:2.3:a:moodle:moodle:2.1.0:::::::*
cpe:2.3:a:moodle:moodle:1.2.0:::::::*
cpe:2.3:a:moodle:moodle:1.3.0:::::::*
cpe:2.3:a:moodle:moodle:1.6.0:::::::*
cpe:2.3:a:moodle:moodle:2.2.0:::::::*
cpe:2.3:a:moodle:moodle:1.5.0:beta::::::
cpe:2.3:a:moodle:moodle:2.3.0:::::::*
cpe:2.3:a:moodle:moodle:2.4.0:::::::*
cpe:2.3:a:moodle:moodle:2.5.0:::::::*