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CVE-2019-20916

7.5 · HIGH

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 over…

Published Sep 4, 2020CWE-22EPSS 3.00%

Overview

CVE-2019-20916 is a high-severity vulnerability. It was published on September 4, 2020 and has a CVSS 3.1 base score of 7.5 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical 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.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Reflists.opensuse.org/opensuse-security-announce/2020-10/msg00005.htmlReflists.opensuse.org/opensuse-security-announce/2020-10/msg00010.htmlGitHubgithub.com/gzpan123/pip/commit/a4c735b14a62f9cb864533808ac63936704f2aceGitHubgithub.com/pypa/pip/compare/19.1.1...19.2GitHubgithub.com/pypa/pip/issues/6413Reflists.debian.org/debian-lts-announce/2020/09/msg00010.htmlRefwww.oracle.com/security-alerts/cpuapr2022.htmlRefwww.oracle.com/security-alerts/cpujul2022.htmlReflists.opensuse.org/opensuse-security-announce/2020-10/msg00005.htmlReflists.opensuse.org/opensuse-security-announce/2020-10/msg00010.html

How CyberStrike helps

Frequently asked questions

What is CVE-2019-20916?

CVE-2019-20916 is a high-severity vulnerability. It was published on September 4, 2020 and has a CVSS 3.1 base score of 7.5 (HIGH).

How severe is CVE-2019-20916?

This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2019-20916?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2019-20916?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2019-20916 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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