{ "containers": { "cna": { "affected": [ { "product": "LXC", "vendor": "n/a", "versions": [ { "lessThan": "2.0*", "status": "affected", "version": "2.0.9", "versionType": "custom" }, { "changes": [ { "at": "3.0.2", "status": "unaffected" } ], "lessThan": "3.0*", "status": "affected", "version": "3.0.0", "versionType": "custom" } ] } ], "credits": [ { "lang": "en", "value": "Matthias Gerstner from SUSE" } ], "datePublic": "2018-08-06T00:00:00", "descriptions": [ { "lang": "en", "value": "lxc-user-nic when asked to delete a network interface will unconditionally open a user provided path. This code path may be used by an unprivileged user to check for the existence of a path which they wouldn't otherwise be able to reach. It may also be used to trigger side effects by causing a (read-only) open of special kernel files (ptmx, proc, sys). Affected releases are LXC: 2.0 versions above and including 2.0.9; 3.0 versions above and including 3.0.0, prior to 3.0.2." } ], "problemTypes": [ { "descriptions": [ { "description": "Incorrect access control", "lang": "en", "type": "text" } ] } ], "providerMetadata": { "dateUpdated": "2019-05-31T20:06:03", "orgId": "cc1ad9ee-3454-478d-9317-d3e869d708bc", "shortName": "canonical" }, "references": [ { "name": "USN-3730-1", "tags": [ "vendor-advisory", "x_refsource_UBUNTU" ], "url": "https://usn.ubuntu.com/usn/usn-3730-1" }, { "tags": [ "x_refsource_CONFIRM" ], "url": "https://bugs.launchpad.net/ubuntu/+source/lxc/+bug/1783591" }, { "name": "GLSA-201808-02", "tags": [ "vendor-advisory", "x_refsource_GENTOO" ], "url": "https://security.gentoo.org/glsa/201808-02" }, { "tags": [ "x_refsource_CONFIRM" ], "url": "https://bugzilla.suse.com/show_bug.cgi?id=988348" }, { "name": "openSUSE-SU-2019:1227", "tags": [ "vendor-advisory", "x_refsource_SUSE" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00074.html" }, { "name": "openSUSE-SU-2019:1230", "tags": [ "vendor-advisory", "x_refsource_SUSE" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00076.html" }, { "name": "openSUSE-SU-2019:1275", "tags": [ "vendor-advisory", "x_refsource_SUSE" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00091.html" }, { "name": "openSUSE-SU-2019:1481", "tags": [ "vendor-advisory", "x_refsource_SUSE" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00073.html" } ], "source": { "advisory": "USN-3730-1", "defect": [ "1783591" ], "discovery": "EXTERNAL" }, "title": "The lxc-user-nic component of LXC allows unprivileged users to open arbitrary files", "x_legacyV4Record": { "CVE_data_meta": { "ASSIGNER": "security@ubuntu.com", "DATE_PUBLIC": "2018-08-06T16:00:00.000Z", "ID": "CVE-2018-6556", "STATE": "PUBLIC", "TITLE": "The lxc-user-nic component of LXC allows unprivileged users to open arbitrary files" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "LXC", "version": { "version_data": [ { "affected": ">=", "version_affected": ">=", "version_name": "2.0", "version_value": "2.0.9" }, { "affected": ">=", "version_affected": ">=", "version_name": "3.0", "version_value": "3.0.0" }, { "affected": "<", "version_affected": "<", "version_name": "3.0", "version_value": "3.0.2" } ] } } ] }, "vendor_name": "n/a" } ] } }, "credit": [ { "lang": "eng", "value": "Matthias Gerstner from SUSE" } ], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "lxc-user-nic when asked to delete a network interface will unconditionally open a user provided path. This code path may be used by an unprivileged user to check for the existence of a path which they wouldn't otherwise be able to reach. It may also be used to trigger side effects by causing a (read-only) open of special kernel files (ptmx, proc, sys). Affected releases are LXC: 2.0 versions above and including 2.0.9; 3.0 versions above and including 3.0.0, prior to 3.0.2." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "Incorrect access control" } ] } ] }, "references": { "reference_data": [ { "name": "USN-3730-1", "refsource": "UBUNTU", "url": "https://usn.ubuntu.com/usn/usn-3730-1" }, { "name": "https://bugs.launchpad.net/ubuntu/+source/lxc/+bug/1783591", "refsource": "CONFIRM", "url": "https://bugs.launchpad.net/ubuntu/+source/lxc/+bug/1783591" }, { "name": "GLSA-201808-02", "refsource": "GENTOO", "url": "https://security.gentoo.org/glsa/201808-02" }, { "name": "https://bugzilla.suse.com/show_bug.cgi?id=988348", "refsource": "CONFIRM", "url": "https://bugzilla.suse.com/show_bug.cgi?id=988348" }, { "name": "openSUSE-SU-2019:1227", "refsource": "SUSE", "url": "http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00074.html" }, { "name": "openSUSE-SU-2019:1230", "refsource": "SUSE", "url": "http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00076.html" }, { "name": "openSUSE-SU-2019:1275", "refsource": "SUSE", "url": "http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00091.html" }, { "name": "openSUSE-SU-2019:1481", "refsource": "SUSE", "url": "http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00073.html" } ] }, "source": { "advisory": "USN-3730-1", "defect": [ "1783591" ], "discovery": "EXTERNAL" } } }, "adp": [ { "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-05T06:10:10.096Z" }, "title": "CVE Program Container", "references": [ { "name": "USN-3730-1", "tags": [ "vendor-advisory", "x_refsource_UBUNTU", "x_transferred" ], "url": "https://usn.ubuntu.com/usn/usn-3730-1" }, { "tags": [ "x_refsource_CONFIRM", "x_transferred" ], "url": "https://bugs.launchpad.net/ubuntu/+source/lxc/+bug/1783591" }, { "name": "GLSA-201808-02", "tags": [ "vendor-advisory", "x_refsource_GENTOO", "x_transferred" ], "url": "https://security.gentoo.org/glsa/201808-02" }, { "tags": [ "x_refsource_CONFIRM", "x_transferred" ], "url": "https://bugzilla.suse.com/show_bug.cgi?id=988348" }, { "name": "openSUSE-SU-2019:1227", "tags": [ "vendor-advisory", "x_refsource_SUSE", "x_transferred" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00074.html" }, { "name": "openSUSE-SU-2019:1230", "tags": [ "vendor-advisory", "x_refsource_SUSE", "x_transferred" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00076.html" }, { "name": "openSUSE-SU-2019:1275", "tags": [ "vendor-advisory", "x_refsource_SUSE", "x_transferred" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00091.html" }, { "name": "openSUSE-SU-2019:1481", "tags": [ "vendor-advisory", "x_refsource_SUSE", "x_transferred" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00073.html" } ] } ] }, "cveMetadata": { "assignerOrgId": "cc1ad9ee-3454-478d-9317-d3e869d708bc", "assignerShortName": "canonical", "cveId": "CVE-2018-6556", "datePublished": "2018-08-10T15:00:00Z", "dateReserved": "2018-02-02T00:00:00", "dateUpdated": "2024-09-17T03:38:26.856Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1" }