GHSA-8gv6-x88p-3f6h

Uncontrolled Resource Consumption in pyftpdlib

Source: GitHub Advisory Database (reviewed) Moderate CVE-2009-5013

Packages

Ecosystem	Package	Affected	Fixed in
PyPI	pyftpdlib	< 0.5.2	0.5.2

Details

As written in the advisory (Markdown source, shown as plain text).

Memory leak in the on_dtp_close function in ftpserver.py in pyftpdlib before 0.5.2 allows remote authenticated users to cause a denial of service (memory consumption) by sending a QUIT command during a data transfer.

References

External links from the advisory. They lead to third-party sites.

https://nvd.nist.gov/vuln/detail/CVE-2009-5013 advisory
https://github.com/giampaolo/pyftpdlib package
https://github.com/pypa/advisory-database/tree/main/vulns/pyftpdlib/PYSEC-2010-10.yaml web
http://code.google.com/p/pyftpdlib/issues/detail?id=119 web
http://code.google.com/p/pyftpdlib/source/browse/trunk/HISTORY web
http://code.google.com/p/pyftpdlib/source/detail?r=615 web
http://code.google.com/p/pyftpdlib/source/diff?spec=svn615&r=615&format=side&path=/trunk/pyftpdlib/ftpserver.py web