{"schema_version":"1.9.0","id":"CVE-2023-29483","published":"2024-04-11T00:00:00Z","modified":"2026-09-08T12:38:47.819481225Z","aliases":["GHSA-3rq5-2g8h-59hc","PYSEC-2026-1307","PYSEC-2026-2472"],"related":["ALSA-2024:3275","ALSA-2024:9423","SUSE-RU-2026:2816-1","SUSE-SU-2024:2605-1","SUSE-SU-2024:2626-1","SUSE-SU-2024:2655-1","SUSE-SU-2024:3297-1","SUSE-SU-2024:3298-1","SUSE-SU-2025:20119-1","openSUSE-SU-2024:14047-1","openSUSE-SU-2024:14062-1","openSUSE-SU-2026:10312-1","openSUSE-SU-2026:11577-1","openSUSE-SU-2026:11709-1"],"details":"eventlet before 0.35.2, as used in dnspython before 2.6.0, allows remote attackers to interfere with DNS name resolution by quickly sending an invalid packet from the expected IP address and source port, aka a \"TuDoor\" attack. In other words, dnspython does not have the preferred behavior in which the DNS name resolution algorithm would proceed, within the full time window, in order to wait for a valid packet. NOTE: dnspython 2.6.0 is unusable for a different reason that was addressed in 2.6.1.","affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/eventlet/eventlet","events":[{"introduced":"0"},{"fixed":"edd9e7e31e93161983a154430120d9ea125f3fd0"}],"database_specific":{"cpe":"cpe:2.3:a:eventlet:eventlet:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"0"},{"fixed":"0.35.2"}],"source":["DESCRIPTION","CPE_RANGE","REFERENCES"]}},{"type":"GIT","repo":"https://github.com/rthalley/dnspython","events":[{"introduced":"0"},{"fixed":"cecb8534f61de16aaa1a1a84eaaeb14dfdf67448"}],"database_specific":{"cpe":"cpe:2.3:a:dnspython:dnspython:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"0"},{"fixed":"2.6.0"}],"source":["DESCRIPTION","CPE_RANGE","REFERENCES"]}}],"versions":["v0.35.1","v0.35.0","v0.34.3","v0.34.2","v0.34.1","v0.34.0","v0.33.3","v0.33.2","v0.33.1","v0.33.0","v0.32.0","v0.31.1","v0.31.0","v0.30.3","v0.30.2","v0.30.1","v0.30.0","v0.29.1","v0.29.0","v0.28.1","v0.28.0","v0.27.0","v0.26.1","v0.26.0","v0.25.2","v0.25.1","v0.25.0","v0.24.1","v0.24.0","v0.23.0","v0.22.1","v0.22.0","v0.21.0","v0.20.1","v0.20.0","v0.19.0","v0.18.4","v0.18.2","v0.18.1","v0.18.0","v0.17.4","v0.17.3","v0.17.2","v0.17.1","v0.17","v0.16.1","v0.16","v0.15.2","v0.15.1","v0.15","v0.14","v0.13","v0.12","v0.11","v0.10","v2.6.0rc1","v2.1.0","v2.1.0rc1","v2.0.0","v2.0.0rc2","v2.0.0rc1","v1.16.0","v1.15.0","v1.14.0","v1.13.0","v1.12.0","v1.11.1","v1.11.0","v1.10.0","v1.9.4+readme","v1.9.4","v1.9.3","v1.9.2","v1.9.1","v1.9.0","v1.8.0","v1.7.1","v1.7.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-29483.json"}}],"references":[{"type":"WEB","url":"https://github.com/eventlet/eventlet/releases/tag/v0.35.2"},{"type":"WEB","url":"https://github.com/rthalley/dnspython/releases/tag/v2.6.0"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NLRKR57IFVKQC2GCXZBFLCLBAWBWL3F6/"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VOHJOO3OM65UIUUUVDEXMCTXNM6LXZEH/"},{"type":"WEB","url":"https://security.snyk.io/vuln/SNYK-PYTHON-DNSPYTHON-6241713"},{"type":"WEB","url":"https://www.dnspython.org/"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/29xxx/CVE-2023-29483.json"},{"type":"ADVISORY","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NLRKR57IFVKQC2GCXZBFLCLBAWBWL3F6/"},{"type":"ADVISORY","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VOHJOO3OM65UIUUUVDEXMCTXNM6LXZEH/"},{"type":"ADVISORY","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/X3BNSIK5NFYSAP53Y45GOCMOQHHDLGIF/"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-29483"},{"type":"ADVISORY","url":"https://security.netapp.com/advisory/ntap-20240510-0001/"},{"type":"REPORT","url":"https://github.com/eventlet/eventlet/issues/913"},{"type":"REPORT","url":"https://github.com/rthalley/dnspython/issues/1045"}],"database_specific":{"cna_assigner":"mitre","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/29xxx/CVE-2023-29483.json"},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:H"}]}