{"id":"CVE-2018-3613","aliases":["BELL-CVE-2018-3613","EUVD-2018-15467","GHSA-mv23-75j8-f4p8","RHSA-2019:2125","SUSE-SU-2018:4155-1","SUSE-SU-2018:4194-1","SUSE-SU-2018:4207-1","UBUNTU-CVE-2018-3613","USN-6920-1","openSUSE-SU-2024:11134-1"],"status":"published","title":"Logic issue in variable service module for EDK II/UDK2018/UDK2017/UDK2015 may allow an...","description":"Logic issue in variable service module for EDK II/UDK2018/UDK2017/UDK2015 may allow an authenticated user to potentially enable escalation of privilege, information disclosure and/or denial of service via local access.","severity":{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.00441,"percentile":0.38603,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2018-12-17T15:07:48Z","modified":"2026-10-24T10:30:18Z","fixes":[{"ecosystem":"Ubuntu:Pro:16.04:LTS","package":"edk2","fixed_in":["0~20160408.ffea0a2c-2ubuntu0.2+esm1"],"sources":["osv"]},{"ecosystem":"Ubuntu:Pro:18.04:LTS","package":"edk2","fixed_in":["0~20180205.c0d9813c-2ubuntu0.3+esm1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Red Hat:enterprise_linux:7::server","package":"OVMF","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:20180508-6.gitee3198e672e2.el7"}]}],"bundled":10},{"source":"osv","ecosystem":"Red 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firmware interface development kit (edk ii)","product":"extensible firmware interface development kit (edk ii)"},{"vendor":"tianocore","product":"edk_ii"}],"references":[{"url":"https://edk2-docs.gitbooks.io/security-advisory/content/authvariable-timestamp-zeroing-on-append_write.html","tags":["x_refsource_CONFIRM","x_transferred","Patch","Third Party Advisory","fix","report"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4ABTDKZK2G5XP6JCO3HXMPOA2NRTIYDZ/","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred","web"]},{"url":"https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US\u0026docId=emr_na-hpesbhf03912en_us","tags":["x_refsource_CONFIRM","x_transferred","web"]},{"url":"https://access.redhat.com/errata/RHSA-2019:2125","tags":["vendor-advisory","x_refsource_REDHAT","x_transferred","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-3613","tags":["advisory"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4ABTDKZK2G5XP6JCO3HXMPOA2NRTIYDZ/"},{"url":"https://github.com/advisories/GHSA-mv23-75j8-f4p8"},{"url":"https://docs.bell-sw.com/security/cves/CVE-2018-3613","tags":["advisory"]},{"url":"https://access.redhat.com/security/updates/classification/#moderate","tags":["article"]},{"url":"https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/7/html/7.7_release_notes/index","tags":["article"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1641433","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1641442","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1641446","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1641450","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1641458","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1641465","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1645695","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1686783","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1691640","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1694065","tags":["report"]},{"url":"https://security.access.redhat.com/data/csaf/v2/advisories/2019/rhsa-2019_2125.json","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2017-5731","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2017-5731","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-5731","tags":["advisory"]},{"url":"https://edk2-docs.gitbooks.io/security-advisory/content/edk-ii-tianocompress-bounds-checking-issues.html","tags":["article"]},{"url":"https://access.redhat.com/security/cve/CVE-2017-5732","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2017-5732","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-5732","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2017-5733","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2017-5733","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-5733","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2017-5734","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2017-5734","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-5734","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2017-5735","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2017-5735","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-5735","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2018-3613","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2018-3613","tags":["advisory","report"]},{"url":"https://edk2-docs.gitbooks.io/security-advisory/content/edk-ii-authenticated-variable-bypass.html","tags":["article","report"]},{"url":"https://access.redhat.com/security/cve/CVE-2018-5407","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2018-5407","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-5407","tags":["advisory"]},{"url":"https://github.com/bbbrumley/portsmash","tags":["article"]},{"url":"https://www.openssl.org/news/secadv/20181112.txt","tags":["article"]},{"url":"https://access.redhat.com/security/cve/CVE-2018-12181","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2018-12181","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-12181","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2019-0160","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2019-0160","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-0160","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2019-0161","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2019-0161","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-0161","tags":["advisory"]},{"url":"https://edk2-docs.gitbooks.io/security-advisory/content/xhci-stack-local-stack-overflow.html","tags":["article"]},{"url":"https://www.suse.com/support/update/announcement/2018/suse-su-20184155-1/","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1115916","tags":["report"]},{"url":"https://bugzilla.suse.com/1115917","tags":["report"]},{"url":"https://bugzilla.suse.com/1117998","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2017-5731","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-5732","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-5733","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-5734","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-5735","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-3613","tags":["web"]},{"url":"https://www.suse.com/support/update/announcement/2018/suse-su-20184194-1/","tags":["advisory"]},{"url":"https://www.suse.com/support/update/announcement/2018/suse-su-20184207-1/","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2018-3613","tags":["report"]},{"url":"https://bugzilla.tianocore.org/attachment.cgi?id=44","tags":["report"]},{"url":"https://ubuntu.com/security/notices/USN-6920-1","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2017-5731","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2018-12182","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2018-12183","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2019-0160","tags":["report"]},{"url":"","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2018-0739","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-12178","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-12180","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-12181","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-3630","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-0160","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-0161","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-14553","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-14558","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-14559","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-14562","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-14563","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-14575","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-14584","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-14586","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-14587","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-28210","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-28211","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2018-3613","description":"Logic issue in variable service module for EDK II/UDK2018/UDK2017/UDK2015 may allow an authenticated user to potentially enable escalation of privilege, information disclosure and/or denial of service via local access.","status":"published","published":"2019-03-27T19:16:58Z","modified":"2024-08-05T04:50:30.189Z","updated_at":"2026-11-02T14:35:05.262903Z"}],"euvd":[{"id":"EUVD-2018-15467","description":"Logic issue in variable service module for EDK II/UDK2018/UDK2017/UDK2015 may allow an authenticated user to potentially enable escalation of privilege, information disclosure and/or denial of service via local access.","status":"published","published":"2019-03-27T19:16:58Z","modified":"2024-08-05T04:50:30Z","updated_at":"2026-11-03T02:40:15.208866Z"}],"ghsa":[{"id":"GHSA-mv23-75j8-f4p8","title":"Logic issue in variable service module for EDK II/UDK2018/UDK2017/UDK2015 may allow an...","description":"Logic issue in variable service module for EDK II/UDK2018/UDK2017/UDK2015 may allow an authenticated user to potentially enable escalation of privilege, information disclosure and/or denial of service via local access.","status":"published","published":"2022-05-13T01:52:34Z","modified":"2023-02-02T05:02:05Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T14:51:21.252342Z"}],"nvd":[{"id":"CVE-2018-3613","description":"Logic issue in variable service module for EDK II/UDK2018/UDK2017/UDK2015 may allow an authenticated user to potentially enable escalation of privilege, information disclosure and/or denial of service via local access.","status":"published","published":"2019-03-27T20:29:03.77Z","modified":"2026-06-17T01:57:33.5Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":4.6,"vector":"AV:L/AC:L/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:04:55.136632Z"}],"osv":[{"id":"BELL-CVE-2018-3613","title":"CVE-2018-3613 does not affect BellSoft software","status":"withdrawn","published":"2019-03-27T20:29:00Z","modified":"2026-01-26T09:46:57.203879Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:28:14.701973Z"},{"id":"CVE-2018-3613","description":"Logic issue in variable service module for EDK II/UDK2018/UDK2017/UDK2015 may allow an authenticated user to potentially enable escalation of privilege, information disclosure and/or denial of service via local access.","status":"published","published":"2019-03-27T20:29:03.77Z","modified":"2026-10-24T10:30:18.459716752Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:09.442568Z"},{"id":"RHSA-2019:2125","title":"Red Hat Security Advisory: ovmf security and enhancement update","status":"published","published":"2024-09-16T02:06:51Z","modified":"2026-09-21T10:02:10Z","cvss":[{"version":"3.0","score":6.7,"vector":"CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium"}],"updated_at":"2026-11-02T15:53:06.0195Z"},{"id":"UBUNTU-CVE-2018-3613","description":"Logic issue in variable service module for EDK II/UDK2018/UDK2017/UDK2015 may allow an authenticated user to potentially enable escalation of privilege, information disclosure and/or denial of service via local access.","status":"published","published":"2019-03-27T20:29:00Z","modified":"2026-02-04T02:37:03.995548Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:54:18.33562Z"},{"id":"openSUSE-SU-2024:11134-1","title":"ovmf-202105-3.4 on GA media","description":"These are all security issues fixed in the ovmf-202105-3.4 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2024-06-15T00:00:00Z","modified":"2026-02-04T02:25:46.183484Z","updated_at":"2026-11-02T16:58:34.894275Z"},{"id":"SUSE-SU-2018:4155-1","title":"Security update for ovmf","description":"This update for ovmf fixes the following issues:\n\nSecurity issues fixed:\n\n- CVE-2018-3613: Fixed AuthVariable Timestamp zeroing issue on APPEND_WRITE (bsc#1115916).\n- CVE-2017-5731: Fixed privilege escalation via processing of malformed files in TianoCompress.c (bsc#1115917).\n- CVE-2017-5732: Fixed privilege escalation via processing of malformed files in BaseUefiDecompressLib.c (bsc#1115917).\n- CVE-2017-5733: Fixed privilege escalation via heap-based buffer overflow in MakeTable() function (bsc#1115917).\n- CVE-2017-5734: Fixed privilege escalation via stack-based buffer overflow in MakeTable() function (bsc#1115917).\n- CVE-2017-5735: Fixed privilege escalation via heap-based buffer overflow in Decode() function (bsc#1115917).\n\nNon security issues fixed:\n\n- Fixed an issue with the default owner of PK/KEK/db/dbx and make the\n  auto-enrollment only happen at the very first time. (bsc#1117998)\n","status":"published","published":"2018-12-17T15:07:48Z","modified":"2026-02-04T03:08:10.088389Z","updated_at":"2026-11-02T15:53:45.926331Z"},{"id":"SUSE-SU-2018:4194-1","title":"Security update for ovmf","description":"This update for ovmf fixes the following issues:\n\nSecurity issues fixed:\n\n- CVE-2018-3613: Fixed AuthVariable Timestamp zeroing issue on APPEND_WRITE (bsc#1115916).\n- CVE-2017-5731: Fixed privilege escalation via processing of malformed files in TianoCompress.c (bsc#1115917).\n- CVE-2017-5732: Fixed privilege escalation via processing of malformed files in BaseUefiDecompressLib.c (bsc#1115917).\n- CVE-2017-5733: Fixed privilege escalation via heap-based buffer overflow in MakeTable() function (bsc#1115917).\n- CVE-2017-5734: Fixed privilege escalation via stack-based buffer overflow in MakeTable() function (bsc#1115917).\n- CVE-2017-5735: Fixed privilege escalation via heap-based buffer overflow in Decode() function (bsc#1115917).\n\n\nNon security issues fixed:\n\n- Fixed an issue with the default owner of PK/KEK/db/dbx and make the\n  auto-enrollment only happen at the very first time. (bsc#1117998)\n","status":"published","published":"2018-12-19T12:54:50Z","modified":"2026-02-04T03:09:55.021211Z","updated_at":"2026-11-02T15:53:45.926331Z"},{"id":"SUSE-SU-2018:4207-1","title":"Security update for ovmf","description":"This update for ovmf fixes the following issues:\n\nSecurity issues fixed:\n\n- CVE-2018-3613: Fixed AuthVariable Timestamp zeroing issue on APPEND_WRITE (bsc#1115916).\n- CVE-2017-5731: Fixed privilege escalation via processing of malformed files in TianoCompress.c (bsc#1115917).\n- CVE-2017-5732: Fixed privilege escalation via processing of malformed files in BaseUefiDecompressLib.c (bsc#1115917).\n- CVE-2017-5733: Fixed privilege escalation via heap-based buffer overflow in MakeTable() function (bsc#1115917).\n- CVE-2017-5734: Fixed privilege escalation via stack-based buffer overflow in MakeTable() function (bsc#1115917).\n- CVE-2017-5735: Fixed privilege escalation via heap-based buffer overflow in Decode() function (bsc#1115917).\n","status":"published","published":"2018-12-20T09:43:08Z","modified":"2026-02-04T02:45:04.428582Z","updated_at":"2026-11-02T15:53:45.926331Z"},{"id":"USN-6920-1","title":"edk2 vulnerabilities","description":"It was discovered that EDK II was not properly performing bounds checks\nin Tianocompress, which could lead to a buffer overflow. An authenticated\nuser could use this issue to potentially escalate their privileges via \nlocal access. (CVE-2017-5731)\n\nIt was discovered that EDK II had an insufficient memory write check in\nthe SMM service, which could lead to a page fault occurring. An \nauthenticated user could use this issue to potentially escalate their\nprivileges, disclose information and/or create a denial of service via\nlocal access. (CVE-2018-12182)\n\nIt was discovered that EDK II incorrectly handled memory in DxeCore, which\ncould lead to a stack overflow. An unauthenticated user could this\nissue to potentially escalate their privileges, disclose information \nand/or create a denial of service via local access. This issue only\naffected Ubuntu 18.04 LTS. (CVE-2018-12183)\n\nIt was discovered that EDK II incorrectly handled memory in the\nVariable service under certain circumstances. An authenticated user could\nuse this issue to potentially escalate their privileges, disclose \ninformation and/or create a denial of service via local access.\n(CVE-2018-3613)\n\nIt was discovered that EDK II incorrectly handled memory in its system\nfirmware, which could lead to a buffer overflow. An unauthenticated user\ncould use this issue to potentially escalate their privileges and/or \ncreate a denial of service via network access. This issue only affected\nUbuntu 18.04 LTS. (CVE-2019-0160)\n","status":"published","published":"2024-07-29T04:18:17Z","modified":"2026-06-25T13:32:28.890574168Z","updated_at":"2026-11-02T16:58:17.914523Z"}]}}