Vulnerability 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 accept function having an unexpected value of None for the address, or an ECONNABORTED, EAGAIN, or EWOULDBLOCK error, a related issue to CVE-2010-3492.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| G.Rodola | Pyftpdlib | <= 0.5.1 |
Related Weaknesses (CWE)
References
- http://bugs.python.org/issue6706Patch
- http://code.google.com/p/pyftpdlib/issues/detail?id=104
- http://code.google.com/p/pyftpdlib/issues/detail?id=105
- http://code.google.com/p/pyftpdlib/source/browse/trunk/HISTORY
- http://code.google.com/p/pyftpdlib/source/detail?r=556
- http://code.google.com/p/pyftpdlib/source/diff?spec=svn556&r=556&format=side&pat
- http://www.openwall.com/lists/oss-security/2010/09/09/6
- http://www.openwall.com/lists/oss-security/2010/09/11/2
- http://www.openwall.com/lists/oss-security/2010/09/22/3
- http://www.openwall.com/lists/oss-security/2010/09/24/3
- https://bugs.launchpad.net/zodb/+bug/135108
- http://bugs.python.org/issue6706Patch
- http://code.google.com/p/pyftpdlib/issues/detail?id=104
- http://code.google.com/p/pyftpdlib/issues/detail?id=105
- http://code.google.com/p/pyftpdlib/source/browse/trunk/HISTORY
FAQ
What is CVE-2010-3494?
CVE-2010-3494 is a vulnerability with a CVSS score of 4.3 (MEDIUM). 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...
How severe is CVE-2010-3494?
CVE-2010-3494 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2010-3494?
Check the references section above for vendor advisories and patch information. Affected products include: G.Rodola Pyftpdlib.