ghsa-r62p-gp92-7444
Vulnerability from github
Published
2023-10-25 18:32
Modified
2024-05-22 18:30
Severity ?
5.3 (Medium) - CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:N/A:N
Details

An out-of-bounds read flaw was found on grub2's NTFS filesystem driver. This issue may allow a physically present attacker to present a specially crafted NTFS file system image to read arbitrary memory locations. A successful attack allows sensitive data cached in memory or EFI variable values to be leaked, presenting a high Confidentiality risk.

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{
   affected: [],
   aliases: [
      "CVE-2023-4693",
   ],
   database_specific: {
      cwe_ids: [
         "CWE-125",
      ],
      github_reviewed: false,
      github_reviewed_at: null,
      nvd_published_at: "2023-10-25T18:17:41Z",
      severity: "MODERATE",
   },
   details: "An out-of-bounds read flaw was found on grub2's NTFS filesystem driver. This issue may allow a physically present attacker to present a specially crafted NTFS file system image to read arbitrary memory locations. A successful attack allows sensitive data cached in memory or EFI variable values to be leaked, presenting a high Confidentiality risk.",
   id: "GHSA-r62p-gp92-7444",
   modified: "2024-05-22T18:30:38Z",
   published: "2023-10-25T18:32:25Z",
   references: [
      {
         type: "ADVISORY",
         url: "https://nvd.nist.gov/vuln/detail/CVE-2023-4693",
      },
      {
         type: "WEB",
         url: "https://access.redhat.com/errata/RHSA-2024:2456",
      },
      {
         type: "WEB",
         url: "https://access.redhat.com/errata/RHSA-2024:3184",
      },
      {
         type: "WEB",
         url: "https://access.redhat.com/security/cve/CVE-2023-4693",
      },
      {
         type: "WEB",
         url: "https://bugzilla.redhat.com/show_bug.cgi?id=2238343",
      },
      {
         type: "WEB",
         url: "https://dfir.ru/2023/10/03/cve-2023-4692-cve-2023-4693-vulnerabilities-in-the-grub-boot-manager",
      },
      {
         type: "WEB",
         url: "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FUU42E7CPYLATXOYVYNW6YTXXULAOV6L",
      },
      {
         type: "WEB",
         url: "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OIRJ5UZRXX2KLR4IKBJEQUNGOCXMMDLY",
      },
      {
         type: "WEB",
         url: "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PERFILCHFEUGG3OAMC6W55P6DDIBZK4Q",
      },
      {
         type: "WEB",
         url: "https://lists.gnu.org/archive/html/grub-devel/2023-10/msg00028.html",
      },
      {
         type: "WEB",
         url: "https://seclists.org/oss-sec/2023/q4/37",
      },
      {
         type: "WEB",
         url: "https://security.gentoo.org/glsa/202311-14",
      },
      {
         type: "WEB",
         url: "https://security.netapp.com/advisory/ntap-20231208-0002",
      },
   ],
   schema_version: "1.4.0",
   severity: [
      {
         score: "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:N/A:N",
         type: "CVSS_V3",
      },
   ],
}


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