Amazon Linux 2 Security Advisory: ALAS-2021-1639
Advisory Release Date: 2021-05-20 16:07 Pacific
Advisory Updated Date: 2021-05-24 17:56 Pacific
Severity:
Medium
Issue Overview:
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. (CVE-2019-20916)
Affected Packages:
python-pip
Note:
This advisory is applicable to Amazon Linux 2 (AL2) Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories.
Issue Correction:
Run yum update python-pip to update your system.
New Packages:
noarch:
python2-pip-20.2.2-1.amzn2.0.2.noarch
python3-pip-20.2.2-1.amzn2.0.2.noarch
python-pip-wheel-20.2.2-1.amzn2.0.2.noarch
src:
python-pip-20.2.2-1.amzn2.0.2.src