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{"descriptions": [{"lang": "en", "value": "go-spacemesh is a Go implementation of the Spacemesh protocol full node. Nodes can publish activations transactions (ATXs) which reference the incorrect previous ATX of the Smesher that created the ATX. ATXs are expected to form a single chain from the newest to the first ATX ever published by an identity. Allowing Smeshers to reference an earlier (but not the latest) ATX as previous breaks this protocol rule and can serve as an attack vector where Nodes are rewarded for holding their PoST data for less than one epoch but still being eligible for rewards. This vulnerability is fixed in go-spacemesh 1.5.2-hotfix1 and Spacemesh API 1.37.1."}, {"lang": "es", "value": "go-spacemesh es una implementaci\u00f3n Go del nodo completo del protocolo Spacemesh. Los nodos pueden publicar transacciones de activaciones (ATX) que hacen referencia al ATX anterior incorrecto del Smesher que cre\u00f3 el ATX. Se espera que los ATX formen una \u00fanica cadena desde el m\u00e1s nuevo hasta el primer ATX jam\u00e1s publicado por una identidad. Permitir que Smeshers haga referencia a un ATX anterior (pero no al \u00faltimo) como anterior rompe esta regla de protocolo y puede servir como un vector de ataque donde los nodos son recompensados por conservar sus datos PoST durante menos de una \u00e9poca pero a\u00fan ser elegibles para recibir recompensas. Esta vulnerabilidad se solucion\u00f3 en go-spacemesh 1.5.2-hotfix1 y Spacemesh API 1.37.1."}], "id": "CVE-2024-34360", "lastModified": "2024-11-21T09:18:30.277", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 8.2, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 4.2, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2024-05-14T15:38:45.830", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/spacemeshos/api/commit/1d5bd972bbe225d024c3e0ae5214ddb6b481716e"}, {"source": "security-advisories@github.com", "url": "https://github.com/spacemeshos/go-spacemesh/commit/9aff88d54be809ac43d60e8a8b4d65359c356b87"}, {"source": "security-advisories@github.com", "url": "https://github.com/spacemeshos/go-spacemesh/security/advisories/GHSA-jcqq-g64v-gcm7"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://github.com/spacemeshos/api/commit/1d5bd972bbe225d024c3e0ae5214ddb6b481716e"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://github.com/spacemeshos/go-spacemesh/commit/9aff88d54be809ac43d60e8a8b4d65359c356b87"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://github.com/spacemeshos/go-spacemesh/security/advisories/GHSA-jcqq-g64v-gcm7"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-754"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

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