CVE-2019-20916 Detail

Current Description

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.


View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score:  7.5 HIGH
Vector:  CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N


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Note: NVD Analysts have published a CVSS score for this CVE based on publicly available information at the time of analysis. The CNA has not provided a score within the CVE List.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00005.html
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00010.html
https://github.com/gzpan123/pip/commit/a4c735b14a62f9cb864533808ac63936704f2ace Patch  Third Party Advisory 
https://github.com/pypa/pip/compare/19.1.1...19.2 Patch  Third Party Advisory 
https://github.com/pypa/pip/issues/6413 Exploit  Patch  Third Party Advisory 
https://lists.debian.org/debian-lts-announce/2020/09/msg00010.html Third Party Advisory 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') cwe source acceptance level NIST  

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Change History

4 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2019-20916
NVD Published Date:
09/04/2020
NVD Last Modified:
10/04/2020
Source:
MITRE