Vulnerability identifier: #VU42675
Vulnerability risk: Medium
CVSSv3.1: 6.4 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-20
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
setuptools
Other software /
Other software solutions
Vendor: Python Packaging Authority
Description
The vulnerability allows a remote non-authenticated attacker to read and manipulate data.
easy_install in setuptools before 0.7 uses HTTP to retrieve packages from the PyPI repository, and does not perform integrity checks on package contents, which allows man-in-the-middle attackers to execute arbitrary code via a crafted response to the default use of the product.
Mitigation
Install update from vendor's website.
Vulnerable software versions
setuptools: 0.6.40 - 0.6.49
External links
http://www.reddit.com/r/Python/comments/17rfh7/warning_dont_use_pip_in_an_untrusted_network_a/
http://pypi.python.org/pypi/setuptools/0.9.8#changes
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.