Is CVE-2009-5013 being actively exploited?

CVE-2009-5013 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2009-5013?

CVE-2009-5013 has a CVSS 2.0 base score of 4.0 (MEDIUM).

CVE-2009-5013

MEDIUM · CVSS 4.0EPSS 1.7%EU EUVD

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.

Key facts

CVSS score: 4.0 (v2.0)
Severity: MEDIUM
CVSS vector: AV:N/AC:L/Au:S/C:N/I:N/A:P
Weakness (CWE): CWE-399
EPSS score: 1.7% (78th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2010-0014)
Published: October 19, 2010
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2010-0014 in the EU Vulnerability Database. Last updated in EUVD on September 17, 2024.

View on the EU Vulnerability Database

Affected products

g.rodola / pyftpdlib
g.rodola / pyftpdlib
g.rodola / pyftpdlib
g.rodola / pyftpdlib
g.rodola / pyftpdlib
g.rodola / pyftpdlib
g.rodola / pyftpdlib

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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