cve-2025-4277
Vulnerability from cvelistv5
Published
2025-08-13 01:46
Modified
2025-08-13 01:46
Summary
Tcg2Smm: improper input validation may lead to arbitrary code execution
Impacted products
Insyde SoftwareInsydeH2O
Show details on NVD website


{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "InsydeH2O",
          "vendor": "Insyde Software",
          "versions": [
            {
              "lessThan": "05.2A.21",
              "status": "affected",
              "version": "Kernel 5.2",
              "versionType": "custom"
            },
            {
              "lessThan": "05.39.21",
              "status": "unaffected",
              "version": "Kernel 5.3",
              "versionType": "custom"
            },
            {
              "lessThan": "05.47.21",
              "status": "affected",
              "version": "Kernel 5.4",
              "versionType": "custom"
            },
            {
              "lessThan": "05.55.21",
              "status": "affected",
              "version": "Kernel 5.5",
              "versionType": "custom"
            },
            {
              "lessThan": "05.62.21",
              "status": "affected",
              "version": "Kernel 5.6",
              "versionType": "custom"
            },
            {
              "lessThan": "05.71.21",
              "status": "affected",
              "version": "Kernel 5.7",
              "versionType": "custom"
            }
          ]
        }
      ],
      "datePublic": "2025-08-13T01:34:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "Tcg2Smm has a vulnerability which can be used to write arbitrary memory inside SMRAM and execute arbitrary code at SMM level."
            }
          ],
          "value": "Tcg2Smm has a vulnerability which can be used to write arbitrary memory inside SMRAM and execute arbitrary code at SMM level."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "HIGH",
            "scope": "CHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-20",
              "description": "CWE-20 Improper Input Validation",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-08-13T01:46:22.998Z",
        "orgId": "8338d8cb-57f7-4252-abc0-96fd13e98d21",
        "shortName": "Insyde"
      },
      "references": [
        {
          "url": "https://www.insyde.com/security-pledge/sa-2025005/"
        }
      ],
      "solutions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "Kernel 5.2, Version 05.2A.21\u003cbr\u003eKernel 5.3, Version 05.39.21\u003cbr\u003eKernel 5.4, Version 05.47.21\u003cbr\u003eKernel 5.5, Version 05.55.21\u003cbr\u003eKernel 5.6, Version 05.62.21\u003cbr\u003eKernel 5.7, Version 05.71.21\u003cbr\u003e"
            }
          ],
          "value": "Kernel 5.2, Version 05.2A.21\nKernel 5.3, Version 05.39.21\nKernel 5.4, Version 05.47.21\nKernel 5.5, Version 05.55.21\nKernel 5.6, Version 05.62.21\nKernel 5.7, Version 05.71.21"
        }
      ],
      "source": {
        "discovery": "EXTERNAL"
      },
      "title": "Tcg2Smm: improper input validation may lead to arbitrary code execution",
      "x_generator": {
        "engine": "Vulnogram 0.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8338d8cb-57f7-4252-abc0-96fd13e98d21",
    "assignerShortName": "Insyde",
    "cveId": "CVE-2025-4277",
    "datePublished": "2025-08-13T01:46:22.998Z",
    "dateReserved": "2025-05-05T02:10:48.657Z",
    "dateUpdated": "2025-08-13T01:46:22.998Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2025-4277\",\"sourceIdentifier\":\"8338d8cb-57f7-4252-abc0-96fd13e98d21\",\"published\":\"2025-08-13T02:15:26.690\",\"lastModified\":\"2025-08-13T02:15:26.690\",\"vulnStatus\":\"Received\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Tcg2Smm has a vulnerability which can be used to write arbitrary memory inside SMRAM and execute arbitrary code at SMM level.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"8338d8cb-57f7-4252-abc0-96fd13e98d21\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H\",\"baseScore\":7.5,\"baseSeverity\":\"HIGH\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"HIGH\",\"privilegesRequired\":\"HIGH\",\"userInteraction\":\"NONE\",\"scope\":\"CHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":0.8,\"impactScore\":6.0}]},\"weaknesses\":[{\"source\":\"8338d8cb-57f7-4252-abc0-96fd13e98d21\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-20\"}]}],\"references\":[{\"url\":\"https://www.insyde.com/security-pledge/sa-2025005/\",\"source\":\"8338d8cb-57f7-4252-abc0-96fd13e98d21\"}]}}"
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.


Loading...

Loading...

Loading...
  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.