{"id":"CVE-2010-3495","url":"https://www.cyber-defence.io/tools/cve/CVE-2010-3495","generatedAt":"2026-10-27T19:51:39.049Z","title":"Race condition in ZEO/StorageServer.py in Zope Object Database (ZODB) before 3.10.0 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…","description":"Race condition in ZEO/StorageServer.py in Zope Object Database (ZODB) before 3.10.0 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 return value of None, an unexpected value of None for the address, or an ECONNABORTED, EAGAIN, or EWOULDBLOCK error, a related issue to CVE-2010-3492.","published":"2010-10-19T20:00:04.000Z","lastModified":"2026-06-16T23:22:53.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"2.0","score":4.3,"severity":"MEDIUM","vector":"AV:N/AC:M/Au:N/C:N/I:N/A:P"},"cwe":["CWE-362"],"affected":["zope/zodb"],"epss":{"score":0.01347,"percentile":0.71254,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (1.35%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"http://bugs.python.org/issue6706","tags":["Patch"],"source":"cve@mitre.org"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2010-12/msg00006.html","source":"cve@mitre.org"},{"url":"http://pypi.python.org/pypi/ZODB3/3.10.0#id1","source":"cve@mitre.org"},{"url":"http://secunia.com/advisories/41755","tags":["Vendor Advisory"],"source":"cve@mitre.org"},{"url":"http://www.openwall.com/lists/oss-security/2010/09/09/6","source":"cve@mitre.org"},{"url":"http://www.openwall.com/lists/oss-security/2010/09/11/2","source":"cve@mitre.org"},{"url":"http://www.openwall.com/lists/oss-security/2010/09/22/3","source":"cve@mitre.org"},{"url":"http://www.openwall.com/lists/oss-security/2010/09/24/3","source":"cve@mitre.org"},{"url":"https://bugs.launchpad.net/zodb/+bug/135108","source":"cve@mitre.org"},{"url":"http://bugs.python.org/issue6706","tags":["Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2010-12/msg00006.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://pypi.python.org/pypi/ZODB3/3.10.0#id1","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/41755","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.openwall.com/lists/oss-security/2010/09/09/6","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.openwall.com/lists/oss-security/2010/09/11/2","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.openwall.com/lists/oss-security/2010/09/22/3","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.openwall.com/lists/oss-security/2010/09/24/3","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://bugs.launchpad.net/zodb/+bug/135108","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2010-3495","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}