{"cve":"CVE-2010-3495","nvd":{"published":"2010-10-19T20:00:04.377","modified":"2026-06-16T23:22:53.157","status":"Modified","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.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-362"],"references":["http://bugs.python.org/issue6706","http://lists.opensuse.org/opensuse-security-announce/2010-12/msg00006.html","http://pypi.python.org/pypi/ZODB3/3.10.0#id1","http://secunia.com/advisories/41755","http://www.openwall.com/lists/oss-security/2010/09/09/6"],"products":["zope:zodb"],"source":"nvd","synced_at":"2026-10-19T19:57:56.749847046+00:00"},"epss":{"cve":"CVE-2010-3495","score":0.01347,"percentile":0.7146,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-j6m4-frxh-p4x8","url":"https://osv.dev/vulnerability/GHSA-j6m4-frxh-p4x8","summary":"Zope Object Database Denial of Service vulnerability","modified":"2024-11-30T05:27:03.725449Z","packages":[{"ecosystem":"PyPI","name":"zodb3","purl":"pkg:pypi/zodb3","ranges":["<3.10.0a2"],"fixed":["3.10.0a2"]}]},{"id":"PYSEC-2010-27","url":"https://osv.dev/vulnerability/PYSEC-2010-27","summary":"","modified":"2026-06-10T17:00:28.505967590Z","packages":[{"ecosystem":"PyPI","name":"zodb3","purl":"pkg:pypi/zodb3","ranges":["<3.10.0a1"],"fixed":["3.10.0a1"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}