NVD Vulnerability Detail

CVE-2015-2806

Summary	Stack-based buffer overflow in asn1_der_decoding in libtasn1 before 4.4 allows remote attackers to have unspecified impact via unknown vectors.
Publication Date	April 11, 2015, midnight
Registration Date	Jan. 26, 2021, 2:48 p.m.
Last Update	Nov. 21, 2024, 11:28 a.m.

CVSS2.0 : HIGH
Score	10.0
Vector	AV:N/AC:L/Au:N/C:C/I:C/A:C
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)	高
完全性への影響(I)	高
可用性への影響(A)	高
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:o:canonical:ubuntu_linux:12.04::::lts:::
cpe:2.3:o:canonical:ubuntu_linux:14.10:::::::*
cpe:2.3:o:canonical:ubuntu_linux:14.04::::lts:::
cpe:2.3:o:canonical:ubuntu_linux:10.04::::lts:::

Configuration2		or higher	or less	more than	less than
cpe:2.3:o:debian:debian_linux:7.0:::::::*

Configuration3	or higher	or less	more than	less than
cpe:2.3:o:fedoraproject:fedora:22:::::::*
cpe:2.3:o:fedoraproject:fedora:20:::::::*
cpe:2.3:o:fedoraproject:fedora:21:::::::*

Configuration4		or higher	or less	more than	less than
cpe:2.3:a:gnu:libtasn1::::::::			4.3

Related information, measures and tools

No	URL	タグ
1	http://git.savannah.gnu.org/gitweb/?p=libtasn1.git%3Ba=commit%3Bh=4d4f992826a4962790ecd0cce6fbba4a415ce149
2	http://git.savannah.gnu.org/gitweb/?p=libtasn1.git%3Ba=commit%3Bh=4d4f992826a4962790ecd0cce6fbba4a415ce149
3	http://lists.fedoraproject.org/pipermail/package-announce/2015-April/154741.html	Third Party Advisory
4	http://lists.fedoraproject.org/pipermail/package-announce/2015-April/154741.html	Third Party Advisory
5	http://lists.fedoraproject.org/pipermail/package-announce/2015-April/154805.html	Third Party Advisory
6	http://lists.fedoraproject.org/pipermail/package-announce/2015-April/154805.html	Third Party Advisory
7	http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155117.html	Third Party Advisory
8	http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155117.html	Third Party Advisory
9	http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155270.html	Third Party Advisory
10	http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155270.html	Third Party Advisory
11	http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155435.html	Third Party Advisory
12	http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155435.html	Third Party Advisory
13	http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155483.html	Third Party Advisory
14	http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155483.html	Third Party Advisory
15	http://www.debian.org/security/2015/dsa-3220	Third Party Advisory
16	http://www.debian.org/security/2015/dsa-3220	Third Party Advisory
17	http://www.mandriva.com/security/advisories?name=MDVSA-2015:193	Broken Link
18	http://www.mandriva.com/security/advisories?name=MDVSA-2015:193	Broken Link
19	http://www.openwall.com/lists/oss-security/2015/03/29/4	Mailing List Third Party Advisory
20	http://www.openwall.com/lists/oss-security/2015/03/29/4	Mailing List Third Party Advisory
21	http://www.openwall.com/lists/oss-security/2015/03/31/2	Mailing List Third Party Advisory
22	http://www.openwall.com/lists/oss-security/2015/03/31/2	Mailing List Third Party Advisory
23	http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
24	http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
25	http://www.securityfocus.com/bid/73436
26	http://www.securityfocus.com/bid/73436
27	http://www.securitytracker.com/id/1032080	Third Party Advisory VDB Entry
28	http://www.securitytracker.com/id/1032080	Third Party Advisory VDB Entry
29	http://www.ubuntu.com/usn/USN-2559-1	Third Party Advisory
30	http://www.ubuntu.com/usn/USN-2559-1	Third Party Advisory
31	https://access.redhat.com/errata/RHSA-2017:1860
32	https://access.redhat.com/errata/RHSA-2017:1860
33	https://security.gentoo.org/glsa/201509-04
34	https://security.gentoo.org/glsa/201509-04

Common Vulnerabilities List

No	CWE	Name	URL
1	CWE-119	バッファエラー	https://cwe.mitre.org/data/definitions/118.html

JVN Vulnerability Information

GNU Libtasn1 の asn1_der_decoding におけるスタックベースのバッファオーバーフローの脆弱性

Title	GNU Libtasn1 の asn1_der_decoding におけるスタックベースのバッファオーバーフローの脆弱性
Summary	GNU Libtasn1 の asn1_der_decoding には、スタックベースのバッファオーバーフローの脆弱性が存在します。
Possible impacts	第三者により、不特定の影響を受け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	March 29, 2015, midnight
Registration Date	April 15, 2015, 2:21 p.m.
Last Update	April 15, 2015, 2:21 p.m.

Affected System

GNU Project

GNU Libtasn1 4.4 未満

Canonical

Ubuntu 10.04 LTS

Ubuntu 12.04 LTS

Ubuntu 14.04 LTS

Ubuntu 14.10

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-2015-2806	http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-2806
National Vulnerability Database (NVD)
2	CVE-2015-2806	http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2015-2806

CWE (共通脆弱性タイプ一覧)

No	Name	URL
JVNDB
1	CWE-119	https://jvndb.jvn.jp/ja/cwe/CWE-119.html

ベンダー情報

No	Name	URL
GNU Project
1	GNU Libtasn1 4.4 released	http://lists.gnu.org/archive/html/help-libtasn1/2015-03/msg00002.html
GNU Savannah
2	increased size of LTOSTR_MAX_SIZE to account for sign and null byte	http://git.savannah.gnu.org/gitweb/?p=libtasn1.git;a=commit;h=4d4f992826a4962790ecd0cce6fbba4a415ce149
Ubuntu Security Notice
3	USN-2559-1	http://www.ubuntu.com/usn/USN-2559-1

Change Log

No	Changed Details	Date of change
0	[2015年04月15日] 掲載	Feb. 17, 2018, 10:37 a.m.