cve-2024-27309
Vulnerability from cvelistv5
Published
2024-04-12 06:58
Modified
2024-08-02 00:28
Severity ?
EPSS score ?
Summary
Apache Kafka: Potential incorrect access control during migration from ZK mode to KRaft mode
References
Impacted products
▼ | Vendor | Product |
---|---|---|
Apache Software Foundation | Apache Kafka |
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The administrator decides to remove an ACL\u003cbr\u003e2. The resource associated with the removed ACL continues to have two or more other ACLs associated with it after the removal.\u003cbr\u003e\u003cbr\u003eWhen those two preconditions are met, Kafka will treat the resource as if it had only one ACL associated with it after the removal, rather than the two or more that would be correct.\u003c/div\u003e\u003cbr\u003e\u003cdiv\u003eThe incorrect condition is cleared by removing all brokers in ZK mode, or by adding a new ACL to the affected resource. Once the migration is completed, there is no metadata loss (the ACLs all remain).\u003c/div\u003e\u003cbr\u003e\u003cdiv\u003eThe full impact depends on the ACLs in use. If only ALLOW ACLs were configured during the migration, the impact would be limited to availability impact. if DENY ACLs were configured, the impact could include confidentiality and integrity impact depending on the ACLs configured, as the DENY ACLs might be ignored due to this vulnerability during the migration period.\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e\u003cdiv\u003e\u003cdiv\u003e\u003cdiv\u003e\u003cdiv\u003e\u003cdiv\u003e\u003cdiv\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e" } ], "value": "While an Apache Kafka cluster is being migrated from ZooKeeper mode to KRaft mode, in some cases ACLs will not be correctly enforced.\n\nTwo preconditions are needed to trigger the bug:\n1. The administrator decides to remove an ACL\n2. The resource associated with the removed ACL continues to have two or more other ACLs associated with it after the removal.\n\nWhen those two preconditions are met, Kafka will treat the resource as if it had only one ACL associated with it after the removal, rather than the two or more that would be correct.\n\nThe incorrect condition is cleared by removing all brokers in ZK mode, or by adding a new ACL to the affected resource. Once the migration is completed, there is no metadata loss (the ACLs all remain).\n\nThe full impact depends on the ACLs in use. If only ALLOW ACLs were configured during the migration, the impact would be limited to availability impact. if DENY ACLs were configured, the impact could include confidentiality and integrity impact depending on the ACLs configured, as the DENY ACLs might be ignored due to this vulnerability during the migration period.\n\n" } ], "metrics": [ { "other": { "content": { "text": "critical" }, "type": "Textual description of severity" } } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-863", "description": "CWE-863 Incorrect Authorization", "lang": "en", "type": "CWE" } ] } ], "providerMetadata": { "dateUpdated": "2024-04-12T06:58:45.134Z", "orgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "shortName": "apache" }, "references": [ { "tags": [ "vendor-advisory" ], "url": "https://lists.apache.org/thread/6536rmzyg076lzzdw2xdktvnz163mjpy" }, { "url": "http://www.openwall.com/lists/oss-security/2024/04/12/3" }, { "url": "https://security.netapp.com/advisory/ntap-20240705-0002/" } ], "source": { "discovery": "INTERNAL" }, "title": "Apache Kafka: Potential incorrect access control during migration from ZK mode to KRaft mode", "x_generator": { "engine": "Vulnogram 0.1.0-dev" } } }, "cveMetadata": { "assignerOrgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "assignerShortName": "apache", "cveId": "CVE-2024-27309", "datePublished": "2024-04-12T06:58:45.134Z", "dateReserved": "2024-02-22T18:32:26.014Z", "dateUpdated": "2024-08-02T00:28:00.345Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "meta": { "nvd": "{\"cve\":{\"id\":\"CVE-2024-27309\",\"sourceIdentifier\":\"security@apache.org\",\"published\":\"2024-04-12T07:15:08.560\",\"lastModified\":\"2024-07-09T16:22:21.487\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"While an Apache Kafka cluster is being migrated from ZooKeeper mode to KRaft mode, in some cases ACLs will not be correctly enforced.\\n\\nTwo preconditions are needed to trigger the bug:\\n1. The administrator decides to remove an ACL\\n2. The resource associated with the removed ACL continues to have two or more other ACLs associated with it after the removal.\\n\\nWhen those two preconditions are met, Kafka will treat the resource as if it had only one ACL associated with it after the removal, rather than the two or more that would be correct.\\n\\nThe incorrect condition is cleared by removing all brokers in ZK mode, or by adding a new ACL to the affected resource. Once the migration is completed, there is no metadata loss (the ACLs all remain).\\n\\nThe full impact depends on the ACLs in use. If only ALLOW ACLs were configured during the migration, the impact would be limited to availability impact. if DENY ACLs were configured, the impact could include confidentiality and integrity impact depending on the ACLs configured, as the DENY ACLs might be ignored due to this vulnerability during the migration period.\\n\\n\"},{\"lang\":\"es\",\"value\":\"Mientras se migra un cl\u00faster de Apache Kafka del modo ZooKeeper al modo KRaft, en algunos casos las ACL no se aplicar\u00e1n correctamente. Se necesitan dos condiciones previas para desencadenar el error: 1. El administrador decide eliminar una ACL. 2. El recurso asociado con la ACL eliminada contin\u00faa teniendo dos o m\u00e1s ACL asociadas despu\u00e9s de la eliminaci\u00f3n. Cuando se cumplen esas dos condiciones previas, Kafka tratar\u00e1 el recurso como si tuviera solo una ACL asociada despu\u00e9s de la eliminaci\u00f3n, en lugar de las dos o m\u00e1s que ser\u00edan correctas. La condici\u00f3n incorrecta se elimina eliminando todos los intermediarios en modo ZK o agregando una nueva ACL al recurso afectado. Una vez que se completa la migraci\u00f3n, no hay p\u00e9rdida de metadatos (todas las ACL permanecen). El impacto total depende de las ACL en uso. Si solo se configuraran ALLOW ACL durante la migraci\u00f3n, el impacto se limitar\u00eda al impacto en la disponibilidad. Si se configuraron DENY ACL, el impacto podr\u00eda incluir un impacto en la confidencialidad e integridad seg\u00fan las ACL configuradas, ya que DENY ACL podr\u00edan ignorarse debido a esta vulnerabilidad durante el per\u00edodo de migraci\u00f3n.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"HIGH\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"NONE\",\"baseScore\":7.4,\"baseSeverity\":\"HIGH\"},\"exploitabilityScore\":2.2,\"impactScore\":5.2}]},\"weaknesses\":[{\"source\":\"security@apache.org\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-863\"}]}],\"references\":[{\"url\":\"http://www.openwall.com/lists/oss-security/2024/04/12/3\",\"source\":\"security@apache.org\"},{\"url\":\"https://lists.apache.org/thread/6536rmzyg076lzzdw2xdktvnz163mjpy\",\"source\":\"security@apache.org\"},{\"url\":\"https://security.netapp.com/advisory/ntap-20240705-0002/\",\"source\":\"security@apache.org\"}]}}" } }
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Sightings
Author | Source | Type | Date |
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Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.