CVE-2023-29483

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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."}, {"lang": "es", "value": "eventlet anterior a 0.35.2, como se usa en dnspython anterior a 2.6.0, permite a atacantes remotos interferir con la resoluci\u00f3n de nombres DNS enviando r\u00e1pidamente un paquete no v\u00e1lido desde la direcci\u00f3n IP y el puerto de origen esperados, tambi\u00e9n conocido como un ataque \"TuDoor\". En otras palabras, dnspython no tiene el comportamiento preferido en el que proceder\u00eda el algoritmo de resoluci\u00f3n de nombres DNS, dentro de la ventana de tiempo completa, para esperar un paquete v\u00e1lido. NOTA: dnspython 2.6.0 no se puede utilizar por un motivo diferente al que se abord\u00f3 en 2.6.1."}], "id": "CVE-2023-29483", "lastModified": "2026-06-17T05:50:09.647", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.0, "baseSeverity": "HIGH", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:H", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 4.7, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2023-29483", "options": [{"exploitation": "poc"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2024-04-11T17:34:51.471510Z", "version": "2.0.3"}}]}, "published": "2024-04-11T14:15:12.010", "references": [{"source": "cve@mitre.org", "tags": ["Exploit", "Issue Tracking"], "url": "https://github.com/eventlet/eventlet/issues/913"}, {"source": "cve@mitre.org", "tags": ["Release Notes"], "url": "https://github.com/eventlet/eventlet/releases/tag/v0.35.2"}, {"source": "cve@mitre.org", "tags": ["Exploit", "Issue Tracking"], "url": "https://github.com/rthalley/dnspython/issues/1045"}, {"source": "cve@mitre.org", "tags": ["Release Notes"], "url": "https://github.com/rthalley/dnspython/releases/tag/v2.6.0"}, {"source": "cve@mitre.org", "tags": ["Mailing List"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NLRKR57IFVKQC2GCXZBFLCLBAWBWL3F6/"}, {"source": "cve@mitre.org", "tags": ["Mailing List"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VOHJOO3OM65UIUUUVDEXMCTXNM6LXZEH/"}, {"source": "cve@mitre.org", "tags": ["Mailing List"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/X3BNSIK5NFYSAP53Y45GOCMOQHHDLGIF/"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://security.netapp.com/advisory/ntap-20240510-0001/"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://security.snyk.io/vuln/SNYK-PYTHON-DNSPYTHON-6241713"}, {"source": "cve@mitre.org", "tags": ["Product"], "url": "https://www.dnspython.org/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Issue Tracking"], "url": "https://github.com/eventlet/eventlet/issues/913"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes"], "url": "https://github.com/eventlet/eventlet/releases/tag/v0.35.2"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Issue Tracking"], "url": "https://github.com/rthalley/dnspython/issues/1045"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes"], "url": "https://github.com/rthalley/dnspython/releases/tag/v2.6.0"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NLRKR57IFVKQC2GCXZBFLCLBAWBWL3F6/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VOHJOO3OM65UIUUUVDEXMCTXNM6LXZEH/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/X3BNSIK5NFYSAP53Y45GOCMOQHHDLGIF/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NLRKR57IFVKQC2GCXZBFLCLBAWBWL3F6/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VOHJOO3OM65UIUUUVDEXMCTXNM6LXZEH/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://security.netapp.com/advisory/ntap-20240510-0001/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://security.snyk.io/vuln/SNYK-PYTHON-DNSPYTHON-6241713"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Product"], "url": "https://www.dnspython.org/"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-292"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{"affected_release": [{"advisory": "RHSA-2024:3483", "cpe": "cpe:/a:redhat:ansible_automation_platform:2.4::el8", "package": "ansible-automation-platform-24/ee-supported-rhel8:1.0.0-661", "product_name": "Red Hat Ansible Automation Platform 2.4 for RHEL 8", "release_date": "2024-05-30T00:00:00Z"}, {"advisory": "RHSA-2024:3483", "cpe": "cpe:/a:redhat:ansible_automation_platform:2.4::el9", "package": "ansible-automation-platform-24/ee-supported-rhel9:1.0.0-660", "product_name": "Red Hat Ansible Automation Platform 2.4 for RHEL 9", "release_date": "2024-05-30T00:00:00Z"}, {"advisory": "RHSA-2024:3275", "cpe": "cpe:/o:redhat:enterprise_linux:8", "package": "python-dns-0:1.15.0-12.el8_10", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2024-05-22T00:00:00Z"}, {"advisory": "RHSA-2024:9423", "cpe": "cpe:/o:redhat:enterprise_linux:9", "package": "python-dns-0:2.6.1-3.el9", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2024-11-12T00:00:00Z"}, {"advisory": "RHSA-2024:4846", "cpe": "cpe:/a:redhat:openshift:4.13::el9", "package": "openshift4/ose-ironic-rhel9:v4.13.0-202407230838.p0.g0456ffe.assembly.stream.el9", "product_name": "Red Hat OpenShift Container Platform 4.13", "release_date": "2024-07-31T00:00:00Z"}, {"advisory": "RHSA-2024:4960", "cpe": "cpe:/a:redhat:openshift:4.14::el9", "package": "openshift4/ose-ironic-rhel9:v4.14.0-202407301840.p0.g2d4e89c.assembly.stream.el9", "product_name": "Red Hat OpenShift Container Platform 4.14", "release_date": "2024-08-07T00:00:00Z"}, {"advisory": "RHSA-2024:4699", "cpe": "cpe:/a:redhat:openshift:4.15::el9", "package": "openshift4/ose-ironic-rhel9:v4.15.0-202407181606.p0.gea6d005.assembly.stream.el9", "product_name": "Red Hat OpenShift Container Platform 4.15", "release_date": "2024-07-25T00:00:00Z"}, {"advisory": "RHSA-2024:0045", "cpe": "cpe:/a:redhat:openshift_ironic:4.16::el9", "package": "python-eventlet-0:0.33.1-6.el9", "product_name": "Red Hat OpenShift Container Platform 4.16", "release_date": "2024-06-27T00:00:00Z"}], "bugzilla": {"description": "dnspython: denial of service in stub resolver", "id": "2274520", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2274520"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.9", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H", "status": "verified"}, "cwe": "CWE-696", "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.", "The dnspython stub resolver is vulnerable to a denial of service (DoS) risk if an attacker sends a malicious response forged with the correct address and port before a legitimate one arrives on the UDP port used by dnspython for the query. In such cases, dnspython could either switch to another resolver or abandon the query altogether, potentially leading to service denial for that resolution."], "mitigation": {"lang": "en:us", "value": "Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability."}, "name": "CVE-2023-29483", "package_state": [{"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Affected", "package_name": "aap-cloud-metrics-collector-container", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Not affected", "package_name": "ansible-automation-platform-24/ee-dellemc-openmanage-rhel8", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Not affected", "package_name": "ansible-automation-platform-24/ee-minimal-rhel9", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Not affected", "package_name": "ansible-automation-platform-24/platform-resource-runner-rhel8", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Not affected", "package_name": "ansible-automation-platform-25/ansible-builder-rhel8", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Not affected", "package_name": "python-dns", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "python-dns", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Will not fix", "package_name": "python27:2.7/python-dns", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/a:redhat:openstack:17.1", "fix_state": "Affected", "package_name": "python-eventlet", "product_name": "Red Hat OpenStack Platform 17.1"}], "public_date": "2024-02-09T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2023-29483\nhttps://nvd.nist.gov/vuln/detail/CVE-2023-29483\nhttps://www.dnspython.org/news/2.6.0rc1/"], "statement": "The vulnerability in dnspython where it may accept a malicious DNS response over a legitimate one due to timing issues poses a moderate severity risk. While the impact is limited to potential denial of service for DNS resolution requests, it requires precise timing and the ability to send malicious responses before legitimate ones arrive. This attack vector relies on the attacker's ability to predict or manipulate the timing of DNS responses, making it more complex to exploit compared to other vulnerabilities. However, if successfully exploited, it can disrupt DNS resolution services, affecting the availability of the targeted domain or service.", "threat_severity": "Moderate"}

{}