CVE-2009-5011

Description

Race condition in the FTPHandler class in ftpserver.py in pyftpdlib before 0.5.2 allows remote attackers to cause a denial of service (daemon outage) by establishing and then immediately closing a TCP connection, leading to the getpeername function having an ENOTCONN error, a different vulnerability than CVE-2010-3494.

Risk Information

Base Score

6.2

MODERATE

Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C

EPSS Score

Exploitation Probability

0.437

Associated Vulnerability

Vulnerability	OS Platform
Vulnerabilities CVE-2009-5011,CVE-2009-5012,CVE-2009-5013,CVE-2010-3494 are fixed in Python-pyftpdlib 0.5.2	Windows
Vulnerabilities CVE-2009-5011,CVE-2009-5012,CVE-2009-5013,CVE-2010-3494 are fixed in Python-pyftpdlib for linux 0.5.2	Linux

Patch Details

No records found

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234