ghsa-9hwg-wq94-95pr
Vulnerability from github
Published
2022-02-10 00:00
Modified
2022-03-17 00:06
Details

SMM memory corruption vulnerability allowing a possible attacker to write fixed or predictable data to SMRAM. Exploiting this issue could lead to escalating privileges to SMM.

Show details on source website


{
   affected: [],
   aliases: [
      "CVE-2021-42554",
   ],
   database_specific: {
      cwe_ids: [
         "CWE-787",
      ],
      github_reviewed: false,
      github_reviewed_at: null,
      nvd_published_at: "2022-02-03T02:15:00Z",
      severity: "CRITICAL",
   },
   details: "SMM memory corruption vulnerability allowing a possible attacker to write fixed or predictable data to SMRAM. Exploiting this issue could lead to escalating privileges to SMM.",
   id: "GHSA-9hwg-wq94-95pr",
   modified: "2022-03-17T00:06:05Z",
   published: "2022-02-10T00:00:57Z",
   references: [
      {
         type: "ADVISORY",
         url: "https://nvd.nist.gov/vuln/detail/CVE-2021-42554",
      },
      {
         type: "WEB",
         url: "https://cert-portal.siemens.com/productcert/pdf/ssa-306654.pdf",
      },
      {
         type: "WEB",
         url: "https://security.netapp.com/advisory/ntap-20220216-0007",
      },
      {
         type: "WEB",
         url: "https://www.insyde.com/security-pledge",
      },
      {
         type: "WEB",
         url: "https://www.insyde.com/security-pledge/SA-2022012",
      },
   ],
   schema_version: "1.4.0",
   severity: [
      {
         score: "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H",
         type: "CVSS_V3",
      },
   ],
}


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Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
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