VULNERABILITY INTELLIGENCE
CVE-2009-5013
CVSS score4 MEDIUM
EPSS probability1.75%
CISA KEVNot currently listed
Published2010-10-19
Last modified2026-06-16
CVSS vectorAV:N/AC:L/Au:S/C:N/I:N/A:P
Description
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.