NVD Vulnerability Detail

CVE-2019-6486

Summary	Go before 1.10.8 and 1.11.x before 1.11.5 mishandles P-521 and P-384 elliptic curves, which allows attackers to cause a denial of service (CPU consumption) or possibly conduct ECDH private key recovery attacks.
Publication Date	Jan. 24, 2019, 2:29 p.m.
Registration Date	Jan. 26, 2021, 11:43 a.m.
Last Update	Nov. 21, 2024, 1:46 p.m.

CVSS3.0 : HIGH
スコア	8.2
Vector	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
攻撃元区分(AV)	ネットワーク
攻撃条件の複雑さ(AC)	低
攻撃に必要な特権レベル(PR)	不要
利用者の関与(UI)	不要
影響の想定範囲(S)	変更なし
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)	高

CVSS2.0 : MEDIUM
Score	6.4
Vector	AV:N/AC:L/Au:N/C:P/I:N/A:P
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)	低
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:golang:go::::::::	1.11.1			1.11.5
cpe:2.3:a:golang:go::::::::				1.10.8

Configuration2	or higher	or less	more than	less than
cpe:2.3:o:debian:debian_linux:8.0:::::::*
cpe:2.3:o:debian:debian_linux:9.0:::::::*

Configuration3		or higher	or less	more than	less than
cpe:2.3:o:opensuse:leap:15.0:::::::*

Related information, measures and tools

No	URL	タグ
1	http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00042.html	Third Party Advisory
2	http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00060.html
3	http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00011.html
4	http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00015.html
5	http://www.securityfocus.com/bid/106740	Third Party Advisory VDB Entry
6	https://github.com/golang/go/commit/42b42f71cf8f5956c09e66230293dfb5db652360	Patch Third Party Advisory
7	https://github.com/golang/go/issues/29903	Third Party Advisory
8	https://github.com/google/wycheproof	Third Party Advisory
9	https://groups.google.com/forum/#%21topic/golang-announce/mVeX35iXuSw
10	https://lists.debian.org/debian-lts-announce/2019/02/msg00009.html	Mailing List Third Party Advisory
11	https://www.debian.org/security/2019/dsa-4379	Third Party Advisory
12	https://www.debian.org/security/2019/dsa-4380	Third Party Advisory
13	http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00042.html	Third Party Advisory
14	https://www.debian.org/security/2019/dsa-4380	Third Party Advisory
15	https://www.debian.org/security/2019/dsa-4379	Third Party Advisory
16	https://lists.debian.org/debian-lts-announce/2019/02/msg00009.html	Mailing List Third Party Advisory
17	https://groups.google.com/forum/#%21topic/golang-announce/mVeX35iXuSw
18	https://github.com/google/wycheproof	Third Party Advisory
19	https://github.com/golang/go/issues/29903	Third Party Advisory
20	https://github.com/golang/go/commit/42b42f71cf8f5956c09e66230293dfb5db652360	Patch Third Party Advisory
21	http://www.securityfocus.com/bid/106740	Third Party Advisory VDB Entry
22	http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00015.html
23	http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00011.html
24	http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00060.html

Common Vulnerabilities List

No	CWE	Name	URL
1	CWE-770	制限またはスロットリング無しのリソースの割り当て	https://cwe.mitre.org/data/definitions/770.html

JVN Vulnerability Information

Go におけるリソースの枯渇に関する脆弱性

Title	Go におけるリソースの枯渇に関する脆弱性
Summary	Go には、リソースの枯渇に関する脆弱性が存在します。
Possible impacts	情報を取得される、およびサービス運用妨害 (DoS) 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	Jan. 22, 2019, midnight
Registration Date	March 4, 2019, 4:05 p.m.
Last Update	March 4, 2019, 4:05 p.m.

Affected System

Debian

Debian GNU/Linux

The Go Project

Go 1.10.8 未満

Go 1.11.5 未満の 1.11.x

Go 1.10.8 未満

Go 1.11.5 未満の 1.11.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-2019-6486	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-6486
2	CVE-2019-6486	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-6486
National Vulnerability Database (NVD)
3	CVE-2019-6486	https://nvd.nist.gov/vuln/detail/CVE-2019-6486
4	CVE-2019-6486	https://nvd.nist.gov/vuln/detail/CVE-2019-6486

CWE (共通脆弱性タイプ一覧)

No	Name	URL
JVNDB
1	CWE-400	https://cwe.mitre.org/data/definitions/400.html
2	CWE-400	https://cwe.mitre.org/data/definitions/400.html

ベンダー情報

No	Name	URL
Debian
1	[SECURITY] [DLA 1664-1] golang security update	https://lists.debian.org/debian-lts-announce/2019/02/msg00009.html
2	[SECURITY] [DLA 1664-1] golang security update	https://lists.debian.org/debian-lts-announce/2019/02/msg00009.html
Debian Security Advisory
3	DSA-4379	https://www.debian.org/security/2019/dsa-4379
4	DSA-4379	https://www.debian.org/security/2019/dsa-4379
5	DSA-4380	https://www.debian.org/security/2019/dsa-4380
6	DSA-4380	https://www.debian.org/security/2019/dsa-4380
GitHub
7	crypto/elliptic: CPU DoS vulnerability affecting P-521 and P-384 #29903	https://github.com/golang/go/issues/29903
8	crypto/elliptic: CPU DoS vulnerability affecting P-521 and P-384 #29903	https://github.com/golang/go/issues/29903
9	[release-branch.go1.11-security] crypto/elliptic: reduce subtraction term to prevent long busy loop	https://github.com/golang/go/commit/42b42f71cf8f5956c09e66230293dfb5db652360
10	[release-branch.go1.11-security] crypto/elliptic: reduce subtraction term to prevent long busy loop	https://github.com/golang/go/commit/42b42f71cf8f5956c09e66230293dfb5db652360

Change Log

No	Changed Details	Date of change
1	[2019年03月04日] 掲載	March 4, 2019, 4:05 p.m.