PT-2010-1812
CVE-2009-5010
·
Published
2010-10-19
·
Updated
2022-05-02
Description by
CVSS 4.0
6.3
MediumMetricsAV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
Name of the Vulnerable Software and Affected Versions
pyftpdlib versions prior to 0.5.1
Description
A race condition exists in the FTPHandler class in ftpserver.py, allowing remote attackers to cause a denial of service by establishing and then immediately closing a TCP connection. This leads to the accept function having an unexpected return value of None.
Recommendations
For versions prior to 0.5.1, update to version 0.5.1 or later to resolve the issue.
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