github - ghsa-42r4-ffjv-m633

ghsa-42r4-ffjv-m633

Vulnerability from github

Published

2022-11-28 15:30

Modified

2022-12-01 21:30

Severity ?

8.2 (High) - CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

Details

Vulnerability in the HQSwSmiDxe DXE driver on some consumer Acer Notebook devices may allow an attacker with elevated privileges to modify UEFI Secure Boot settings by modifying an NVRAM variable.

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2022-4020"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-276"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2022-11-28T13:15:00Z",
    "severity": "HIGH"
  },
  "details": "Vulnerability in the HQSwSmiDxe DXE driver on some consumer Acer Notebook devices may allow an attacker with elevated privileges to modify UEFI Secure Boot settings by modifying an NVRAM variable.",
  "id": "GHSA-42r4-ffjv-m633",
  "modified": "2022-12-01T21:30:20Z",
  "published": "2022-11-28T15:30:24Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-4020"
    },
    {
      "type": "WEB",
      "url": "https://community.acer.com/en/kb/articles/15520-security-vulnerability-regarding-vulnerability-that-may-allow-changes-to-secure-boot-settings"
    }
  ],
  "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"
    }
  ]
}

CVE-2022-4020 (GCVE-0-2022-4020)

Vulnerability from cvelistv5

Published

2022-11-28 13:00

Modified

2025-04-14 18:16

Severity ?

8.1 (High) - CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:L/I:H/A:H

CWE

CWE-276 - Incorrect Default Permissions

Summary

Vulnerability in the HQSwSmiDxe DXE driver on some consumer Acer Notebook devices may allow an attacker with elevated privileges to modify UEFI Secure Boot settings by modifying an NVRAM variable.

References

▼	URL	Tags
	https://community.acer.com/en/kb/articles/15520-security-vulnerability-regarding-vulnerability-that-may-allow-changes-to-secure-boot-settings

Impacted products

Vendor

Product

Version

▼

Acer

Aspire A315-22

Version: 1.04 < 1.11

Acer	Aspire A115-21	Version: 1.04 < 1.11
Acer	Aspire A315-22G	Version: 1.04 < 1.11
Acer	Extensa EX215-21	Version: 1.04 < 1.11
Acer	Extensa EX215-21G	Version: 1.04 < 1.11

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T01:27:54.370Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://community.acer.com/en/kb/articles/15520-security-vulnerability-regarding-vulnerability-that-may-allow-changes-to-secure-boot-settings"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2022-4020",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-04-14T18:15:55.381686Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-04-14T18:16:59.908Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "modules": [
            "BIOS/firmware"
          ],
          "product": "Aspire A315-22",
          "vendor": "Acer",
          "versions": [
            {
              "lessThan": "1.11",
              "status": "affected",
              "version": "1.04",
              "versionType": "custom"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "modules": [
            "BIOS/firmware"
          ],
          "product": "Aspire A115-21",
          "vendor": "Acer",
          "versions": [
            {
              "lessThan": "1.11",
              "status": "affected",
              "version": "1.04",
              "versionType": "custom"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "modules": [
            "BIOS/firmware"
          ],
          "product": "Aspire A315-22G",
          "vendor": "Acer",
          "versions": [
            {
              "lessThan": "1.11",
              "status": "affected",
              "version": "1.04",
              "versionType": "custom"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "modules": [
            "BIOS/firmware"
          ],
          "product": "Extensa EX215-21",
          "vendor": "Acer",
          "versions": [
            {
              "lessThan": "1.11",
              "status": "affected",
              "version": "1.04",
              "versionType": "custom"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "modules": [
            "BIOS/firmware"
          ],
          "product": "Extensa EX215-21G",
          "vendor": "Acer",
          "versions": [
            {
              "lessThan": "1.11",
              "status": "affected",
              "version": "1.04",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "user": "00000000-0000-4000-9000-000000000000",
          "value": "Martin Smol\u00e1r @ ESET "
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003eVulnerability in the\u0026nbsp;HQSwSmiDxe DXE driver on some consumer Acer Notebook devices may allow an attacker with elevated privileges to modify UEFI Secure Boot settings by modifying an NVRAM variable.\u003c/span\u003e\n\n\u003cbr\u003e"
            }
          ],
          "value": "Vulnerability in the\u00a0HQSwSmiDxe DXE driver on some consumer Acer Notebook devices may allow an attacker with elevated privileges to modify UEFI Secure Boot settings by modifying an NVRAM variable.\n\n\n"
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-176",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-176 Configuration/Environment Manipulation"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 8.1,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "LOW",
            "integrityImpact": "HIGH",
            "privilegesRequired": "HIGH",
            "scope": "CHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:L/I:H/A:H",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-276",
              "description": "CWE-276 Incorrect Default Permissions",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2022-11-28T13:00:01.057Z",
        "orgId": "4a9b9929-2450-4021-b7b9-469a0255b215",
        "shortName": "ESET"
      },
      "references": [
        {
          "url": "https://community.acer.com/en/kb/articles/15520-security-vulnerability-regarding-vulnerability-that-may-allow-changes-to-secure-boot-settings"
        }
      ],
      "source": {
        "discovery": "EXTERNAL"
      },
      "title": "Acer Aspire BIOS vulnerability",
      "x_generator": {
        "engine": "Vulnogram 0.1.0-dev"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "4a9b9929-2450-4021-b7b9-469a0255b215",
    "assignerShortName": "ESET",
    "cveId": "CVE-2022-4020",
    "datePublished": "2022-11-28T13:00:01.057Z",
    "dateReserved": "2022-11-16T12:09:56.043Z",
    "dateUpdated": "2025-04-14T18:16:59.908Z",
    "requesterUserId": "ab43066b-9998-4678-8410-2f6be6ec6907",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

Nomenclature

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.

Action not permitted