NVD Vulnerability Detail

CVE-2019-1000018

Summary	rssh version 2.3.4 contains a CWE-77: Improper Neutralization of Special Elements used in a Command ('Command Injection') vulnerability in allowscp permission that can result in Local command execution. This attack appear to be exploitable via An authorized SSH user with the allowscp permission.
Publication Date	Feb. 5, 2019, 6:29 a.m.
Registration Date	Jan. 26, 2021, 11:37 a.m.
Last Update	Nov. 21, 2024, 1:17 p.m.

CVSS3.1 : HIGH
スコア	7.8
Vector	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
攻撃元区分(AV)	ローカル
攻撃条件の複雑さ(AC)	低
攻撃に必要な特権レベル(PR)	低
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)	高
完全性への影響(I)	高
可用性への影響(A)	高

CVSS2.0 : MEDIUM
Score	4.6
Vector	AV:L/AC:L/Au:N/C:P/I:P/A:P
攻撃元区分(AV)	ローカル
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)	低
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:pizzashack:rssh:2.3.4:::::::*

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:fedoraproject:fedora:29:::::::*
cpe:2.3:o:fedoraproject:fedora:30:::::::*
cpe:2.3:o:fedoraproject:fedora:31:::::::*

Configuration4	or higher	or less	more than	less than
cpe:2.3:o:canonical:ubuntu_linux:18.04::::lts:::
cpe:2.3:o:canonical:ubuntu_linux:18.10:::::::*
cpe:2.3:o:canonical:ubuntu_linux:14.04::::esm:::
cpe:2.3:o:canonical:ubuntu_linux:16.04::::esm:::

Related information, measures and tools

No	URL	タグ
1	http://seclists.org/fulldisclosure/2021/May/78	Mailing List Not Applicable Third Party Advisory
2	http://seclists.org/fulldisclosure/2021/May/78	Mailing List Not Applicable Third Party Advisory
3	https://esnet-security.github.io/vulnerabilities/20190115_rssh	Exploit Third Party Advisory
4	https://esnet-security.github.io/vulnerabilities/20190115_rssh	Exploit Third Party Advisory
5	https://lists.debian.org/debian-lts-announce/2019/01/msg00027.html	Mailing List Third Party Advisory
6	https://lists.debian.org/debian-lts-announce/2019/01/msg00027.html	Mailing List Third Party Advisory
7	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HO3MDU3AH5SLYBKHH5PJ6PHC63ASIF42/
8	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HO3MDU3AH5SLYBKHH5PJ6PHC63ASIF42/
9	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KR2OHTHMJVV4DO3HDRFQQZ5JENHDJQEN/
10	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KR2OHTHMJVV4DO3HDRFQQZ5JENHDJQEN/
11	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/T42YYNWJZG422GATWAHAEK4A24OKY557/
12	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/T42YYNWJZG422GATWAHAEK4A24OKY557/
13	https://security.gentoo.org/glsa/202007-29	Third Party Advisory
14	https://security.gentoo.org/glsa/202007-29	Third Party Advisory
15	https://usn.ubuntu.com/3946-1/	Third Party Advisory
16	https://usn.ubuntu.com/3946-1/	Third Party Advisory
17	https://www.debian.org/security/2019/dsa-4377	Third Party Advisory
18	https://www.debian.org/security/2019/dsa-4377	Third Party Advisory

Common Vulnerabilities List

No	CWE	Name	URL
1	CWE-77	コマンドインジェクション	https://cwe.mitre.org/data/definitions/77.html

JVN Vulnerability Information

rssh におけるコマンドインジェクションの脆弱性

Title	rssh におけるコマンドインジェクションの脆弱性
Summary	rssh には、コマンドインジェクションの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) 状態にされる可能性があります。
Solution	ベンダ情報および参考情報を参照して適切な対策を実施してください。
Publication Date	Jan. 16, 2019, midnight
Registration Date	March 25, 2019, 11:42 a.m.
Last Update	March 25, 2019, 11:42 a.m.

Affected System

Debian

Debian GNU/Linux

rssh

rssh 2.3.4

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-2019-1000018	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-1000018
National Vulnerability Database (NVD)
2	CVE-2019-1000018	https://nvd.nist.gov/vuln/detail/CVE-2019-1000018

CWE (共通脆弱性タイプ一覧)

No	Name	URL
JVNDB
1	CWE-77	https://cwe.mitre.org/data/definitions/77.html

ベンダー情報

No	Name	URL
Debian
1	[SECURITY] [DLA 1650-1] rssh security update	https://lists.debian.org/debian-lts-announce/2019/01/msg00027.html
Debian Security Advisory
2	DSA-4377	https://www.debian.org/security/2019/dsa-4377
pizzashack
3	Top Page	http://www.pizzashack.org/

その他

No	Name	URL
関連文書
1	Command Execution Vulnerability in rssh with allowscp (CVE-2019-1000018)	https://esnet-security.github.io/vulnerabilities/20190115_rssh

Change Log

No	Changed Details	Date of change
1	[2019年03月25日] 掲載	March 25, 2019, 11:42 a.m.