Mission and Overview
NVD is the U.S. government repository of standards based vulnerability management data. This data enables automation of vulnerability management, security measurement, and compliance (e.g. FISMA).
Resource Status
NVD contains:

Last updated: 8/20/2014 4:48:16 AM

CVE Publication rate: 13.5

Email List

NVD provides four mailing lists to the public. For information and subscription instructions please visit NVD Mailing Lists

Workload Index
Vulnerability Workload Index: 6.12
About Us
NVD is a product of the NIST Computer Security Division and is sponsored by the Department of Homeland Security's National Cyber Security Division. It supports the U.S. government multi-agency (OSD, DHS, NSA, DISA, and NIST) Information Security Automation Program. It is the U.S. government content repository for the Security Content Automation Protocol (SCAP).

National Cyber Awareness System

Vulnerability Summary for CVE-2010-3493

Original release date: 10/19/2010
Last revised: 05/14/2013
Source: US-CERT/NIST

Overview

Multiple race conditions in smtpd.py in the smtpd module in Python 2.6, 2.7, 3.1, and 3.2 alpha allow 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 return value of None, an unexpected value of None for the address, or an ECONNABORTED, EAGAIN, or EWOULDBLOCK error, or the getpeername function having an ENOTCONN error, a related issue to CVE-2010-3492.

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score: 4.3 (MEDIUM) (AV:N/AC:M/Au:N/C:N/I:N/A:P) (legend)
Impact Subscore: 2.9
Exploitability Subscore: 8.6
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Medium
Authentication: Not required to exploit
Impact Type: Allows disruption of service

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving NIST webspace. We have provided these links to other web sites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other web sites that are more appropriate for your purpose. NIST does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, NIST does not endorse any commercial products that may be mentioned on these sites. Please address comments about this page to nvd@nist.gov.

External Source: SUSE
Name: SUSE-SR:2010:024
External Source: BID
Name: 44533
External Source: SECUNIA
Name: 43068
External Source: MISC
Name: https://bugs.launchpad.net/zodb/+bug/135108
External Source: SECUNIA
Name: 51024
External Source: MANDRIVA
Name: MDVSA-2010:216
External Source: CONFIRM
Name: http://bugs.python.org/issue9129
Type: Advisory; Patch Information
External Source: SECUNIA
Name: 51040
External Source: UBUNTU
Name: USN-1613-2
External Source: MLIST
Name: [oss-security] 20100909 CVE Request -- Python -- accept() implementation in async core is broken => more subcases
External Source: VUPEN
Name: ADV-2011-0212
External Source: UBUNTU
Name: USN-1613-1
External Source: OVAL
Name: oval:org.mitre.oval:def:12210
External Source: SUSE
Name: SUSE-SR:2011:002
External Source: CONFIRM
Name: https://bugzilla.redhat.com/show_bug.cgi?id=632200
External Source: MLIST
Name: [oss-security] 20100910 Re: CVE Request -- Python -- accept() implementation in async core is broken => more subcases
External Source: MLIST
Name: [oss-security] 20100924 Re: CVE Request -- Python -- accept() implementation in async core is broken => more subcases
External Source: CONFIRM
Name: http://svn.python.org/view?view=rev&revision=84289
External Source: MISC
Name: http://bugs.python.org/issue6706
Type: Advisory; Patch Information
External Source: MANDRIVA
Name: MDVSA-2010:215
External Source: UBUNTU
Name: USN-1596-1
External Source: MLIST
Name: [oss-security] 20100922 Re: CVE Request -- Python -- accept() implementation in async core is broken => more subcases
External Source: CONFIRM
Name: http://svn.python.org/view/python/branches/py3k/Lib/smtpd.py?r1=84289&r2=84288&pathrev=84289
Type: Patch Information
External Source: SECUNIA
Name: 50858

References to Check Content

Identifier: oval:org.mitre.oval:def:12210
Check System: http://oval.mitre.org/XMLSchema/oval-definitions-5

Technical Details

Vulnerability Type (View All)