CVE-2020-1712

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A local unprivileged attacker can abuse this flaw to crash systemd services or potentially execute code and elevate their privileges, by sending specially crafted dbus messages."}, {"lang": "es", "value": "Se detect\u00f3 una vulnerabilidad uso de la memoria previamente liberada de la pila en systemd versiones anteriores a v245-rc1, donde se llevaron a cabo consultas de Polkit asincr\u00f3nicas mientras se manejan mensajes dbus. Un atacante no privilegiado local puede abusar de este fallo para bloquear los servicios de systemd o potencialmente ejecutar c\u00f3digo y elevar sus privilegios, mediante el env\u00edo de mensajes dbus especialmente dise\u00f1ados."}], "lastModified": "2024-11-21T05:11:13.433", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:systemd_project:systemd:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "20030C2B-7090-4057-BBE7-CFFEB5F6B6E8", "versionEndIncluding": "244"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:redhat:ceph_storage:4.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D6E54096-5D45-4CB2-AC9A-DDB55BF2B94C"}, {"criteria": "cpe:2.3:a:redhat:discovery:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B5B1D946-5978-4818-BF21-A43D9C1365E1"}, {"criteria": "cpe:2.3:a:redhat:migration_toolkit:1.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "7064499F-9063-4181-A26F-A3476C46CFE9"}, {"criteria": "cpe:2.3:a:redhat:openshift_container_platform:4.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "932D137F-528B-4526-9A89-CD59FA1AB0FE"}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F4CFF558-3C47-480D-A2F0-BABF26042943"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "DEECE5FC-CACF-4496-A3E7-164736409252"}], "operator": "OR"}]}], "sourceIdentifier": "secalert@redhat.com"}