{ "dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": { "cveId": "CVE-2023-4001", "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "state": "PUBLISHED", "assignerShortName": "redhat", "dateReserved": "2023-07-28T20:57:15.937Z", "datePublished": "2024-01-15T11:10:19.517Z", "dateUpdated": "2024-09-16T16:51:09.826Z" }, "containers": { "cna": { "title": "Grub2: bypass the grub password protection feature", "metrics": [ { "other": { "content": { "value": "Moderate", "namespace": "https://access.redhat.com/security/updates/classification/" }, "type": "Red Hat severity rating" } }, { "cvssV3_1": { "attackComplexity": "LOW", "attackVector": "PHYSICAL", "availabilityImpact": "HIGH", "baseScore": 6.8, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1" }, "format": "CVSS" } ], "descriptions": [ { "lang": "en", "value": "An authentication bypass flaw was found in GRUB due to the way that GRUB uses the UUID of a device to search for the configuration file that contains the password hash for the GRUB password protection feature. An attacker capable of attaching an external drive such as a USB stick containing a file system with a duplicate UUID (the same as in the \"/boot/\" file system) can bypass the GRUB password protection feature on UEFI systems, which enumerate removable drives before non-removable ones. This issue was introduced in a downstream patch in Red Hat's version of grub2 and does not affect the upstream package." } ], "affected": [ { "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 9", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "grub2", "defaultStatus": "affected", "versions": [ { "version": "1:2.06-70.el9_3.2", "lessThan": "*", "versionType": "rpm", "status": "unaffected" } ], "cpes": [ "cpe:/o:redhat:enterprise_linux:9::baseos" ] }, { "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 9.0 Extended Update Support", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "grub2", "defaultStatus": "affected", "versions": [ { "version": "1:2.06-27.el9_0.16", "lessThan": "*", "versionType": "rpm", "status": "unaffected" } ], "cpes": [ "cpe:/o:redhat:rhel_eus:9.0::baseos" ] }, { "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 9.2 Extended Update Support", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "grub2", "defaultStatus": "affected", "versions": [ { "version": "1:2.06-61.el9_2.2", "lessThan": "*", "versionType": "rpm", "status": "unaffected" } ], "cpes": [ "cpe:/o:redhat:rhel_eus:9.2::baseos" ] }, { "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 8", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "grub2", "defaultStatus": "unaffected", "cpes": [ "cpe:/o:redhat:enterprise_linux:8" ] } ], "references": [ { "url": "https://access.redhat.com/errata/RHSA-2024:0437", "name": "RHSA-2024:0437", "tags": [ "vendor-advisory", "x_refsource_REDHAT" ] }, { "url": "https://access.redhat.com/errata/RHSA-2024:0456", "name": "RHSA-2024:0456", "tags": [ "vendor-advisory", "x_refsource_REDHAT" ] }, { "url": "https://access.redhat.com/errata/RHSA-2024:0468", "name": "RHSA-2024:0468", "tags": [ "vendor-advisory", "x_refsource_REDHAT" ] }, { "url": "https://access.redhat.com/security/cve/CVE-2023-4001", "tags": [ "vdb-entry", "x_refsource_REDHAT" ] }, { "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2224951", "name": "RHBZ#2224951", "tags": [ "issue-tracking", "x_refsource_REDHAT" ] }, { "url": "https://dfir.ru/2024/01/15/cve-2023-4001-a-vulnerability-in-the-downstream-grub-boot-manager/" } ], "datePublic": "2024-01-09T00:00:00+00:00", "problemTypes": [ { "descriptions": [ { "cweId": "CWE-290", "description": "Authentication Bypass by Spoofing", "lang": "en", "type": "CWE" } ] } ], "x_redhatCweChain": "CWE-290: Authentication Bypass by Spoofing", "timeline": [ { "lang": "en", "time": "2023-07-24T00:00:00+00:00", "value": "Reported to Red Hat." }, { "lang": "en", "time": "2024-01-09T00:00:00+00:00", "value": "Made public." } ], "credits": [ { "lang": "en", "value": "Red Hat would like to thank Maxim Suhanov for reporting this issue." } ], "providerMetadata": { "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": "redhat", "dateUpdated": "2024-09-16T16:51:09.826Z" } }, "adp": [ { "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T07:17:10.437Z" }, "title": "CVE Program Container", "references": [ { "url": "http://www.openwall.com/lists/oss-security/2024/01/15/3", "tags": [ "x_transferred" ] }, { "url": "https://access.redhat.com/errata/RHSA-2024:0437", "name": "RHSA-2024:0437", "tags": [ "vendor-advisory", "x_refsource_REDHAT", "x_transferred" ] }, { "url": "https://access.redhat.com/errata/RHSA-2024:0456", "name": "RHSA-2024:0456", "tags": [ "vendor-advisory", "x_refsource_REDHAT", "x_transferred" ] }, { "url": "https://access.redhat.com/errata/RHSA-2024:0468", "name": "RHSA-2024:0468", "tags": [ "vendor-advisory", "x_refsource_REDHAT", "x_transferred" ] }, { "tags": [ "vdb-entry", "x_refsource_REDHAT", "x_transferred" ], "url": "https://access.redhat.com/security/cve/CVE-2023-4001" }, { "name": "RHBZ#2224951", "tags": [ "issue-tracking", "x_refsource_REDHAT", "x_transferred" ], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2224951" }, { "url": "https://dfir.ru/2024/01/15/cve-2023-4001-a-vulnerability-in-the-downstream-grub-boot-manager/", "tags": [ "x_transferred" ] }, { "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3OBADMKHQLJOBA32Q7XPNSYMVHVAFDCB/", "tags": [ "x_transferred" ] }, { "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CHLZQ47HM64NDOHMHYO7VIJFYD5ZPPYN/", "tags": [ "x_transferred" ] }, { "url": "https://security.netapp.com/advisory/ntap-20240216-0006/", "tags": [ "x_transferred" ] } ] } ] } }