CVE-2009-5011
4.3 · MEDIUMOverview
CVE-2009-5011 is a medium-severity vulnerability affecting g.rodola pyftpdlib. It was published on October 19, 2010 and has a CVSS 2.0 base score of 4.3 (MEDIUM).
This vulnerability has a CVSS 2.0 base score of 4.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical 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.
Remediation
Check the references section for vendor advisories and patches from g.rodola. Update pyftpdlib to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| g.rodola | pyftpdlib | 0 | Affected |
References
Frequently Asked Questions
What is CVE-2009-5011?
CVE-2009-5011 is a medium-severity vulnerability affecting g.rodola pyftpdlib. It was published on October 19, 2010 and has a CVSS 2.0 base score of 4.3 (MEDIUM).
How severe is CVE-2009-5011?
This vulnerability has a CVSS 2.0 base score of 4.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2009-5011?
Check the references section for vendor advisories and patches from g.rodola. Update pyftpdlib to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2009-5011?
CyberStrike's AI-powered security agents can automatically detect CVE-2009-5011 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
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