CVE-2010-2242

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"value": "Red Hat libvirt 0.2.0 through 0.8.2 creates iptables rules with improper mappings of privileged source ports, which allows guest OS users to bypass intended access restrictions by leveraging IP address and source-port values, as demonstrated by copying and deleting an NFS directory tree."}, {"lang": "es", "value": "Red Hat libvirt v0.2.0 hasta v0.8.2 crea reglas de iptable con asignaciones inadecuadas de puertos de origen privilegiados, lo que permite a usuarios invitados del SO evitar las restricciones de acceso establecidas aprovechando los valores de direcci\u00f3n IP y puerto-origen, como se ha demostrado copiando y eliminando un arbol de ficheros NFS."}], "id": "CVE-2010-2242", "lastModified": "2026-06-16T23:20:22.253", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "LOW", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 2.1, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:L/AC:L/Au:N/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 3.9, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2010-08-19T18:00:03.670", "references": [{"source": "secalert@redhat.com", "tags": ["Vendor Advisory"], "url": "http://libvirt.org/news.html"}, {"source": "secalert@redhat.com", "url": "http://lists.fedoraproject.org/pipermail/package-announce/2010-July/044520.html"}, {"source": "secalert@redhat.com", "url": "http://lists.fedoraproject.org/pipermail/package-announce/2010-July/044579.html"}, {"source": "secalert@redhat.com", "url": "http://lists.opensuse.org/opensuse-security-announce/2010-09/msg00006.html"}, {"source": "secalert@redhat.com", "url": "http://ubuntu.com/usn/usn-1008-1"}, {"source": "secalert@redhat.com", "url": "http://ubuntu.com/usn/usn-1008-2"}, {"source": "secalert@redhat.com", "url": "http://ubuntu.com/usn/usn-1008-3"}, {"source": "secalert@redhat.com", "url": "http://www.redhat.com/support/errata/RHSA-2010-0615.html"}, {"source": "secalert@redhat.com", "tags": ["Vendor Advisory"], "url": "http://www.vupen.com/english/advisories/2010/2062"}, {"source": "secalert@redhat.com", "url": "http://www.vupen.com/english/advisories/2010/2763"}, {"source": "secalert@redhat.com", "url": "https://bugs.launchpad.net/ubuntu/+source/libvirt/+bug/591943"}, {"source": "secalert@redhat.com", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=602455"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://libvirt.org/news.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://lists.fedoraproject.org/pipermail/package-announce/2010-July/044520.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://lists.fedoraproject.org/pipermail/package-announce/2010-July/044579.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://lists.opensuse.org/opensuse-security-announce/2010-09/msg00006.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://ubuntu.com/usn/usn-1008-1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://ubuntu.com/usn/usn-1008-2"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://ubuntu.com/usn/usn-1008-3"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.redhat.com/support/errata/RHSA-2010-0615.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://www.vupen.com/english/advisories/2010/2062"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.vupen.com/english/advisories/2010/2763"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://bugs.launchpad.net/ubuntu/+source/libvirt/+bug/591943"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=602455"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-264"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"acknowledgement": "Red Hat would like to thank Jeremy Nickurak for reporting this issue.", "affected_release": [{"advisory": "RHSA-2010:0615", "cpe": "cpe:/a:redhat:rhel_virtualization:5", "package": "libvirt-0:0.6.3-33.el5_5.3", "product_name": "Red Hat Enterprise Linux 5", "release_date": "2010-08-10T00:00:00Z"}], "bugzilla": {"description": "libvirt: improperly mapped source privileged ports may allow for obtaining privileged resources on the host", "id": "602455", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=602455"}, "csaw": false, "cvss": {"cvss_base_score": "1.5", "cvss_scoring_vector": "AV:L/AC:M/Au:S/C:N/I:P/A:N", "status": "verified"}, "details": ["Red Hat libvirt 0.2.0 through 0.8.2 creates iptables rules with improper mappings of privileged source ports, which allows guest OS users to bypass intended access restrictions by leveraging IP address and source-port values, as demonstrated by copying and deleting an NFS directory tree."], "name": "CVE-2010-2242", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Affected", "package_name": "libvirt", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "libvirt", "product_name": "Red Hat Enterprise Linux 6"}], "public_date": "2010-07-12T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2010-2242\nhttps://nvd.nist.gov/vuln/detail/CVE-2010-2242"], "threat_severity": "Low"}

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