NVD Vulnerability Detail

CVE-2011-4971

Summary	Multiple integer signedness errors in the (1) process_bin_sasl_auth, (2) process_bin_complete_sasl_auth, (3) process_bin_update, and (4) process_bin_append_prepend functions in Memcached 1.4.5 and earlier allow remote attackers to cause a denial of service (crash) via a large body length value in a packet.
Publication Date	Dec. 13, 2013, 3:55 a.m.
Registration Date	Jan. 28, 2021, 4:40 p.m.
Last Update	Nov. 21, 2024, 10:33 a.m.

Affected software configurations

Related information, measures and tools

No	URL	タグ
1	http://insecurety.net/?p=872	Exploit
2	http://secunia.com/advisories/56183
3	http://www.debian.org/security/2014/dsa-2832
4	http://www.mandriva.com/security/advisories?name=MDVSA-2013:280
5	http://www.securityfocus.com/bid/59567
6	http://www.ubuntu.com/usn/USN-2080-1
7	https://code.google.com/p/memcached/issues/detail?id=192	Exploit Patch
8	https://puppet.com/security/cve/cve-2011-4971
9	http://insecurety.net/?p=872	Exploit
10	https://puppet.com/security/cve/cve-2011-4971
11	https://code.google.com/p/memcached/issues/detail?id=192	Exploit Patch
12	http://www.ubuntu.com/usn/USN-2080-1
13	http://www.securityfocus.com/bid/59567
14	http://www.mandriva.com/security/advisories?name=MDVSA-2013:280
15	http://www.debian.org/security/2014/dsa-2832
16	http://secunia.com/advisories/56183

Common Vulnerabilities List

No	CWE	Name	URL
1	CWE-189	数値処理の問題	https://cwe.mitre.org/data/definitions/189.html

JVN Vulnerability Information

Memcached における整数符号エラーの脆弱性

Title	Memcached における整数符号エラーの脆弱性
Summary	Memcached の (1) process_bin_sasl_auth 関数、(2) process_bin_complete_sasl_auth 関数、(3) process_bin_update 関数、および (4) process_bin_append_prepend 関数には、整数符号エラーの脆弱性が存在します。
Possible impacts	第三者により、パケット内の過度に大きな body の length 値を介して、サービス運用妨害 (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	May 15, 2011, midnight
Registration Date	Dec. 16, 2013, 4:44 p.m.
Last Update	Dec. 16, 2013, 4:44 p.m.

Affected System

Memcached

Memcached 1.4.5 およびそれ以前

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-2011-4971	http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-4971
National Vulnerability Database (NVD)
2	CVE-2011-4971	http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2011-4971

CWE (共通脆弱性タイプ一覧)

No	Name	URL
JVNDB
1	CWE-189	https://jvndb.jvn.jp/ja/cwe/CWE-189.html

ベンダー情報

No	Name	URL
Memcached
1	Top Page	http://memcached.org/
Security Advisories
2	MDVSA-2013:280	http://www.mandriva.com/security/advisories?name=MDVSA-2013:280

その他

No	Name	URL
関連文書
1	Issue 192: Crash when sending specially crafted packet	https://code.google.com/p/memcached/issues/detail?id=192

Change Log

No	Changed Details	Date of change
0	[2013年12月16日] 掲載	Feb. 17, 2018, 10:37 a.m.