NVD Vulnerability Detail

CVE-2019-20916

Summary	The pip package before 19.2 for Python allows Directory Traversal when a URL is given in an install command, because a Content-Disposition header can have ../ in a filename, as demonstrated by overwriting the /root/.ssh/authorized_keys file. This occurs in _download_http_url in _internal/download.py.
Publication Date	Sept. 5, 2020, 5:15 a.m.
Registration Date	Jan. 26, 2021, 11:41 a.m.
Last Update	Nov. 21, 2024, 1:39 p.m.

Affected software configurations

Configuration1		or higher	or less	more than	less than
cpe:2.3:a:pypa:pip::::::::					19.2

Configuration3		or higher	or less	more than	less than
cpe:2.3:o:debian:debian_linux:9.0:::::::*

Configuration4	or higher	or less	more than	less than
cpe:2.3:a:oracle:communications_cloud_native_core_policy:1.15.0:::::::*
cpe:2.3:a:oracle:communications_cloud_native_core_network_function_cloud_native_environment:22.1.0:::::::*
cpe:2.3:a:oracle:communications_cloud_native_core_network_function_cloud_native_environment:1.10.0:::::::*

Related information, measures and tools

No	URL	タグ
1	http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00005.html	Mailing List Third Party Advisory
2	http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00005.html	Mailing List Third Party Advisory
3	http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00010.html	Mailing List Third Party Advisory
4	http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00010.html	Mailing List Third Party Advisory
5	https://github.com/gzpan123/pip/commit/a4c735b14a62f9cb864533808ac63936704f2ace	Patch
6	https://github.com/gzpan123/pip/commit/a4c735b14a62f9cb864533808ac63936704f2ace	Patch
7	https://github.com/pypa/pip/compare/19.1.1...19.2	Patch
8	https://github.com/pypa/pip/compare/19.1.1...19.2	Patch
9	https://github.com/pypa/pip/issues/6413	Exploit Patch
10	https://github.com/pypa/pip/issues/6413	Exploit Patch
11	https://lists.debian.org/debian-lts-announce/2020/09/msg00010.html	Mailing List Third Party Advisory
12	https://lists.debian.org/debian-lts-announce/2020/09/msg00010.html	Mailing List Third Party Advisory
13	https://www.oracle.com/security-alerts/cpuapr2022.html	Patch Third Party Advisory
14	https://www.oracle.com/security-alerts/cpuapr2022.html	Patch Third Party Advisory
15	https://www.oracle.com/security-alerts/cpujul2022.html	Patch Third Party Advisory
16	https://www.oracle.com/security-alerts/cpujul2022.html	Patch Third Party Advisory

Common Vulnerabilities List

No	CWE	Name	URL
1	CWE-22	パス・トラバーサル	https://cwe.mitre.org/data/definitions/22.html

JVN Vulnerability Information

Python 用 pip パッケージにおけるパストラバーサルの脆弱性

Title	Python 用 pip パッケージにおけるパストラバーサルの脆弱性
Summary	Python 用 pip パッケージには、パストラバーサルの脆弱性が存在します。
Possible impacts	情報を改ざん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	April 17, 2019, midnight
Registration Date	March 10, 2021, 12:27 p.m.
Last Update	March 10, 2021, 12:27 p.m.

Affected System

Python Packaging Authority

pip 19.2 未満

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-2019-20916	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-20916
National Vulnerability Database (NVD)
2	CVE-2019-20916	https://nvd.nist.gov/vuln/detail/CVE-2019-20916

CWE (共通脆弱性タイプ一覧)

No	Name	URL
JVNDB
1	CWE-22	https://jvndb.jvn.jp/ja/cwe/CWE-22.html

ベンダー情報

No	Name	URL
GitHub
1	pip install <url> allow directory traversal, leading to arbitrary file write #6413	https://github.com/pypa/pip/issues/6413

その他

No	Name	URL
関連文書
1	FIX pypa#6413 pip install <url> allow directory traversal	https://github.com/gzpan123/pip/commit/a4c735b14a62f9cb864533808ac63936704f2ace

Change Log

No	Changed Details	Date of change
1	[2021年03月10日] 掲載	March 10, 2021, 12:27 p.m.