CVE-2012-0840

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table."}, {"lang": "es", "value": "tables/apr_hash.c en la librer\u00eda Apache Portable Runtime (APR) hasta v1.4.5 procesa las colisiones Hash de forma predecible, lo que permite a atacantes dependiendo del contexto provocar una denegaci\u00f3n de servicio (consumo de CPU) a trav\u00e9s de una entrada manipulada sobre una aplicaci\u00f3n que mantiene una tabla hash."}], "id": "CVE-2012-0840", "lastModified": "2026-06-16T23:38:21.793", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": 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{"bugzilla": {"description": "apr: hash table collisions CPU usage DoS", "id": "781606", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=781606"}, "csaw": false, "cvss": {"cvss_base_score": "5.0", "cvss_scoring_vector": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "status": "draft"}, "details": ["tables/apr_hash.c in the Apache Portable Runtime (APR) library through 1.4.5 computes hash values without restricting the ability to trigger hash collisions predictably, which allows context-dependent attackers to cause a denial of service (CPU consumption) via crafted input to an application that maintains a hash table."], "name": "CVE-2012-0840", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:4", "fix_state": "Will not fix", "package_name": "apr", "product_name": "Red Hat Enterprise Linux 4"}, {"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Will not fix", "package_name": "apr", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Will not fix", "package_name": "apr", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_web_server:1", "fix_state": "Fix deferred", "package_name": "apr", "product_name": "Red Hat JBoss Enterprise Web Server 1"}], "public_date": "2012-01-05T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2012-0840\nhttps://nvd.nist.gov/vuln/detail/CVE-2012-0840"], "threat_severity": "Moderate"}

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