CVE-2012-4503

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RPY_SUBNETS_ACCESSED command to the handle_subnets_accessed function or (2) a RPY_CLIENT_ACCESSES command to the handle_client_accesses function when client logging is disabled, which causes uninitialized data to be included in a reply."}, {"lang": "es", "value": "cmdmon.c en Chrony antes de 1.29 permite a atacantes remotos obtener informaci\u00f3n sensible de la pila de memoria a trav\u00e9s de vectores relacionados con (1) una subred no v\u00e1lida en un comando RPY_SUBNETS_ACCESSED a la funci\u00f3n handle_subnets_accessed o (2) un comando RPY_CLIENT_ACCESSES para la funci\u00f3n handle_client_accesses cuando el inicio de sesi\u00f3n de cliente est\u00e1 desactivado, lo causa que datos no inicializados se incluyan en la respuesta."}], "id": "CVE-2012-4503", "lastModified": "2026-06-16T23:45:13.223", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 5.0, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2013-11-05T21:55:08.733", "references": [{"source": "secalert@redhat.com", "url": "http://git.tuxfamily.org/chrony/chrony.git/?p=chrony/chrony.git%3Ba=commitdiff%3Bh=c6fdeeb6bb0b17dc28c19ae492c4a1c498e54ea3"}, {"source": "secalert@redhat.com", "tags": ["Vendor Advisory"], "url": "http://permalink.gmane.org/gmane.comp.time.chrony.announce/15"}, {"source": "secalert@redhat.com", "tags": ["Patch"], "url": "http://seclists.org/oss-sec/2013/q3/332"}, {"source": "secalert@redhat.com", "url": "http://www.debian.org/security/2013/dsa-2760"}, {"source": "secalert@redhat.com", "url": 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{"acknowledgement": "This issue was discovered by Florian Weimer (Red Hat) and Miroslav Lichvar (Red Hat).", "bugzilla": {"description": "chrony: Two security flaws fixed in chrony-1.29 release", "id": "846392", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=846392"}, "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": ["cmdmon.c in Chrony before 1.29 allows remote attackers to obtain potentially sensitive information from stack memory via vectors related to (1) an invalid subnet in a RPY_SUBNETS_ACCESSED command to the handle_subnets_accessed function or (2) a RPY_CLIENT_ACCESSES command to the handle_client_accesses function when client logging is disabled, which causes uninitialized data to be included in a reply."], "name": "CVE-2012-4503", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "chrony", "product_name": "Red Hat Enterprise Linux 7"}], "public_date": "2013-08-09T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2012-4503\nhttps://nvd.nist.gov/vuln/detail/CVE-2012-4503"], "threat_severity": "Moderate"}

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