{"api_version":"1","generated_at":"2026-04-23T02:15:25+00:00","cve":"CVE-2020-14422","urls":{"html":"https://cve.report/CVE-2020-14422","api":"https://cve.report/api/cve/CVE-2020-14422.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2020-14422","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2020-14422"},"summary":{"title":"CVE-2020-14422","description":"Lib/ipaddress.py in Python through 3.8.3 improperly computes hash values in the IPv4Interface and IPv6Interface classes, which might allow a remote attacker to cause a denial of service if an application is affected by the performance of a dictionary containing IPv4Interface or IPv6Interface objects, and this attacker can cause many dictionary entries to be created. This is fixed in: v3.5.10, v3.5.10rc1; v3.6.12; v3.7.9; v3.8.4, v3.8.4rc1, v3.8.5, v3.8.6, v3.8.6rc1; v3.9.0, v3.9.0b4, v3.9.0b5, v3.9.0rc1, v3.9.0rc2.","state":"PUBLIC","assigner":"cve@mitre.org","published_at":"2020-06-18 14:15:00","updated_at":"2023-11-07 03:17:00"},"problem_types":["CWE-682","CWE-330"],"metrics":[],"references":[{"url":"https://lists.debian.org/debian-lts-announce/2020/07/msg00011.html","name":"[debian-lts-announce] 20200715 [SECURITY] [DLA 2280-1] python3.5 security update","refsource":"MLIST","tags":["Third Party Advisory"],"title":"[SECURITY] [DLA 2280-1] python3.5 security update","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CTUNTBJ3POHONQOTLEZC46POCIYYTAKZ/","name":"FEDORA-2020-982b2950db","refsource":"FEDORA","tags":["Mailing List","Third Party Advisory"],"title":"[SECURITY] Fedora 32 Update: python35-3.5.9-9.fc32 - package-announce - Fedora 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in Python through 3.8.3 improperly computes hash values in the IPv4Interface and IPv6Interface classes, which might allow a remote attacker to cause a denial of service if an application is affected by the performance of a dictionary containing IPv4Interface or IPv6Interface objects, and this attacker can cause many dictionary entries to be created. 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