CVE-2010-3493
At a glance
- Source
- NVD
- EPSS
- EPSS 2.80 % · percentile 86 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- mitre
- NVD status
- Modified
Description
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.
Weaknesses (CWE)
- CWE-362 — Concurrent Execution using Shared Resource with Improper Synchronization
References
- http://svn.python.org/view/python/branches/py3k/Lib/smtpd.py?r1=84289&r2=84288&pathrev=84289
- http://www.openwall.com/lists/oss-security/2010/09/11/2
- https://bugzilla.redhat.com/show_bug.cgi?id=632200
- http://secunia.com/advisories/43068
- https://bugs.launchpad.net/zodb/+bug/135108
- http://www.vupen.com/english/advisories/2011/0212
- http://secunia.com/advisories/51040
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12210
- http://secunia.com/advisories/50858
- http://www.mandriva.com/security/advisories?name=MDVSA-2010:216
- http://bugs.python.org/issue9129
- http://www.securityfocus.com/bid/44533
- http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00006.html
- http://www.openwall.com/lists/oss-security/2010/09/24/3
- http://www.ubuntu.com/usn/USN-1596-1
- http://www.openwall.com/lists/oss-security/2010/09/22/3
- http://bugs.python.org/issue6706
- http://www.openwall.com/lists/oss-security/2010/09/09/6
- http://www.ubuntu.com/usn/USN-1613-2
- http://lists.opensuse.org/opensuse-security-announce/2010-12/msg00006.html
- http://svn.python.org/view?view=rev&revision=84289
- http://secunia.com/advisories/51024
- http://www.ubuntu.com/usn/USN-1613-1
- http://www.mandriva.com/security/advisories?name=MDVSA-2010:215
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 2.0 | MEDIUM 4.3 | AV:N/AC:M/Au:N/C:N/I:N/A:P | NVD · nvd@nist.gov (Primary) |
European references
- ENISA EUVD · EUVD-2010-3491
- GCVE · GCVE-0-2010-3493
CERT-FR advisories
- CERTA-2012-AVI-046 — Vulnérabilités dans VMware ESX et ESXi · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:a:python:python:3.1:*:*:*:*:*:*:*cpe:2.3:a:python:python:3.2:alpha:*:*:*:*:*:*
Affected products
| Product | Versions |
|---|---|
| affected n/a |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |