CVE-2023-49275

{"id": "CVE-2023-49275", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "security-advisories@github.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 2.8}, {"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 2.8}]}, "published": "2024-04-19T15:15:49.847", "references": [{"url": "https://github.com/wazuh/wazuh/blob/e1d5231b31b68a75f3b8b33f833155b362411078/src/analysisd/decoders/syscollector.c#L1573", "tags": ["Product"], "source": "security-advisories@github.com"}, {"url": "https://github.com/wazuh/wazuh/blob/e1d5231b31b68a75f3b8b33f833155b362411078/src/analysisd/decoders/syscollector.c#L1578", "tags": ["Product"], "source": "security-advisories@github.com"}, {"url": "https://github.com/wazuh/wazuh/security/advisories/GHSA-4mq7-w9r6-9975", "tags": ["Exploit", "Vendor Advisory"], "source": "security-advisories@github.com"}, {"url": "https://github.com/wazuh/wazuh/blob/e1d5231b31b68a75f3b8b33f833155b362411078/src/analysisd/decoders/syscollector.c#L1573", "tags": ["Product"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://github.com/wazuh/wazuh/blob/e1d5231b31b68a75f3b8b33f833155b362411078/src/analysisd/decoders/syscollector.c#L1578", "tags": ["Product"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://github.com/wazuh/wazuh/security/advisories/GHSA-4mq7-w9r6-9975", "tags": ["Exploit", "Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "security-advisories@github.com", "description": [{"lang": "en", "value": "CWE-476"}]}, {"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-476"}]}], "descriptions": [{"lang": "en", "value": "Wazuh is a free and open source platform used for threat prevention, detection, and response. A NULL pointer dereference was detected during fuzzing of the analysis engine, allowing malicious clients to DoS the analysis engine. The bug occurs when `analysisd` receives a syscollector message with the `hotfix` `msg_type` but lacking a `timestamp`. It uses `cJSON_GetObjectItem()` to get the `timestamp` object item and dereferences it without checking for a `NULL` value. A malicious client can DoS the analysis engine. This vulnerability is fixed in 4.7.1."}, {"lang": "es", "value": "Wazuh es una plataforma gratuita y de c\u00f3digo abierto que se utiliza para la prevenci\u00f3n, detecci\u00f3n y respuesta a amenazas. Se detect\u00f3 una desreferencia de puntero NULL durante la confusi\u00f3n del motor de an\u00e1lisis, lo que permiti\u00f3 a clientes malintencionados realizar DoS en el motor de an\u00e1lisis. El error ocurre cuando `analysisd` recibe un mensaje de syscollector con el `hotfix` `msg_type` pero sin una `timestamp`. Utiliza `cJSON_GetObjectItem()` para obtener el elemento del objeto `timestamp` y lo desreferencia sin verificar un valor `NULL`. Un cliente malintencionado puede hacer DoS en el motor de an\u00e1lisis. Esta vulnerabilidad se solucion\u00f3 en 4.7.1."}], "lastModified": "2025-01-09T17:42:46.960", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:wazuh:wazuh:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1423F835-4122-4332-85F6-B66CADB156DB", "versionEndExcluding": "4.7.1", "versionStartIncluding": "3.2.0"}], "operator": "OR"}]}], "sourceIdentifier": "security-advisories@github.com"}