🛡️ CVE-2009-5013 — pyftpdlib

⚪ Unknown ✅ No Known Exploit CWE-400 OSV
N/A
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

Uncontrolled Resource Consumption in pyftpdlib

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.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is high, an attacker needs low-level privileges on the target. No user interaction is required. Rated impact: confidentiality none, integrity none, availability high.

Weakness class

CVE-2009-5013 is classified as CWE-400: Uncontrolled Resource Consumption. A request can consume memory, CPU or storage without limit, exhausting capacity for everyone else.

Affected software

CVE-2009-5013 is recorded against 1 package.

  • pyftpdlib (fixed in 0.5.2)

Timeline and source

Published on 2 May 2022 and last revised on 14 October 2024. No public exploit is currently recorded for this entry. Record sourced from OSV.

References

nvd.nist.gov (Advisory)
github.com (Package)
github.com (Web)
code.google.com (Web)
code.google.com (Web)
code.google.com (Web)
code.google.com (Web)

Details

Severity Unknown
CVSS Score N/A
CVSS Vector CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
CWE CWE-400
Public Exploit ✅ No
Source OSV
Published 2022-05-02
Updated 2026-08-12
Modified 2024-10-14
Fix URL N/A

Affected Packages

Software From version Fixed in
pyftpdlib — 0.5.2

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