01 Record
CVE-2010-3493
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
UnratedPUBLISHEDCNA: mitre
CNA base scoreUnratedNo CNA CVSS vector
02 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
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 2.79% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 86.0% of scored records. A rank, not a probability.
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-16.
- Red Hat severity
- Low. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2010-10-19 19:00Z16 YR AGO
- Last updated
- 2024-08-07 03:11Z2 YR AGO
- Reserved
- 2010-09-24
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-362Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')Class
- Data version
- 5.1
- Document digest
- caad123d92659b72e89d4d4bf50d941270b3bc0366af21e3f5a8b4de16e8072b
05 Affected products
06 References
- svn.python.orghttp://svn.python.org/view/python/branches/py3k/Lib/smtpd.py?r1=84289&r2=84288&pathrev=84289
- www.openwall.com[oss-security] 20100910 Re: CVE Request -- Python -- accept() implementation in async core is broken => more subcaseshttp://www.openwall.com/lists/oss-security/2010/09/11/2
- bugzilla.redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=632200
- secunia.com43068http://secunia.com/advisories/43068
- bugs.launchpad.nethttps://bugs.launchpad.net/zodb/+bug/135108
- www.vupen.comADV-2011-0212http://www.vupen.com/english/advisories/2011/0212
- secunia.com51040http://secunia.com/advisories/51040
- oval.cisecurity.orgoval:org.mitre.oval:def:12210https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12210
- secunia.com50858http://secunia.com/advisories/50858
- www.mandriva.comMDVSA-2010:216http://www.mandriva.com/security/advisories?name=MDVSA-2010:216
- bugs.python.orghttp://bugs.python.org/issue9129
- www.securityfocus.com44533http://www.securityfocus.com/bid/44533
- lists.opensuse.orgSUSE-SR:2011:002http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00006.html
- www.openwall.com[oss-security] 20100924 Re: CVE Request -- Python -- accept() implementation in async core is broken => more subcaseshttp://www.openwall.com/lists/oss-security/2010/09/24/3
- www.ubuntu.comUSN-1596-1http://www.ubuntu.com/usn/USN-1596-1
- www.openwall.com[oss-security] 20100922 Re: CVE Request -- Python -- accept() implementation in async core is broken => more subcaseshttp://www.openwall.com/lists/oss-security/2010/09/22/3
- bugs.python.orghttp://bugs.python.org/issue6706
- www.openwall.com[oss-security] 20100909 CVE Request -- Python -- accept() implementation in async core is broken => more subcaseshttp://www.openwall.com/lists/oss-security/2010/09/09/6
- www.ubuntu.comUSN-1613-2http://www.ubuntu.com/usn/USN-1613-2
- lists.opensuse.orgSUSE-SR:2010:024http://lists.opensuse.org/opensuse-security-announce/2010-12/msg00006.html
- svn.python.orghttp://svn.python.org/view?view=rev&revision=84289
- secunia.com51024http://secunia.com/advisories/51024
- www.ubuntu.comUSN-1613-1http://www.ubuntu.com/usn/USN-1613-1
- www.mandriva.comMDVSA-2010:215http://www.mandriva.com/security/advisories?name=MDVSA-2010:215