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Fencer Vulns
high 7.5

CVE-2007-6739 json

Improper Input Validation in pyftpdlib

published 2010-10-19 16 y ago modified 2026-06-16 4 mo ago also GHSA-5f3f-pg2c-cxcv , PYSEC-2010-23 , EUVD-2010-0019

cvss
7.5
version 3.1, GitHub
cisa kev
Not listed
not in CISA's catalog
epss
2.2%
EPSS 2.2% chance of exploitation in 30 days, percentile 82%
public exploits
0
none known

Summary

FTPServer.py in pyftpdlib before 0.2.0 allows remote attackers to cause a denial of service via a long command.

Patch / fix

  • pypi pyftpdlib 0.2.0

Exploit prediction

2.21% chance of exploitation in the next 30 days, higher than 82% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:N/A:P
GitHub 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected packages

ecosystem package affected fixed in
pypi pyftpdlib
<0.2.0
0.2.0

Classification

Weakness
  • CWE-20 Improper Input Validation

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.