[USN-4601-1] pip vulnerability

[Emilia Torino]

==========================================================================
Ubuntu Security Notice USN-4601-1
October 22, 2020

python-pip vulnerability
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 18.04 LTS

Summary:

pip could be made to overwrite files as the administrator.

Software Description:
- python-pip: Python package installer

Details:

It was discovered that pip did not properly sanitize the filename during
pip install. A remote attacker could possible use this issue to read and
write arbitrary files on the host filesystem as root, resulting in a
directory traversal attack. (CVE-2019-20916)

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 18.04 LTS:
  python-pip                      9.0.1-2.3~ubuntu1.18.04.4
  python3-pip                     9.0.1-2.3~ubuntu1.18.04.4

In general, a standard system update will make all the necessary changes.

References:
  https://usn.ubuntu.com/4601-1
  CVE-2019-20916

Package Information:
  https://launchpad.net/ubuntu/+source/python-pip/9.0.1-2.3~ubuntu1.18.04.4

-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 833 bytes
Desc: OpenPGP digital signature
URL: <https://lists.ubuntu.com/archives/ubuntu-security-announce/attachments/20201022/dfd75171/attachment-0001.sig>