Vulnerability-Lookup

GHSA-86G3-53HW-MW23

Vulnerability from github – Published: 2022-08-11 00:00 – Updated: 2026-03-06 18:31

Details

Vulnerability of writing data to an arbitrary address in the HW_KEYMASTER module. Successful exploitation of this vulnerability may affect confidentiality.

Severity ?

7.5 (High)


                  
                    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

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{
  "affected": [],
  "aliases": [
    "CVE-2021-40040"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2022-08-10T20:15:00Z",
    "severity": "HIGH"
  },
  "details": "Vulnerability of writing data to an arbitrary address in the HW_KEYMASTER module. Successful exploitation of this vulnerability may affect confidentiality.",
  "id": "GHSA-86g3-53hw-mw23",
  "modified": "2026-03-06T18:31:09Z",
  "published": "2022-08-11T00:00:16Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-40040"
    },
    {
      "type": "WEB",
      "url": "https://consumer.huawei.com/en/support/bulletin/2022/8"
    },
    {
      "type": "WEB",
      "url": "https://device.harmonyos.com/en/docs/security/update/security-bulletins-phones-202209-0000001392278845"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2021-40040 (GCVE-0-2021-40040)

Vulnerability from cvelistv5 – Published: 2022-08-09 20:11 – Updated: 2026-03-06 17:36

Summary

Vulnerability of writing data to an arbitrary address in the HW_KEYMASTER module. Successful exploitation of this vulnerability may affect confidentiality.

Severity ?

7.5 (High)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CWE

Write data to arbitrary address vulnerability

Assigner

huawei

References

URL

Tags

	https://consumer.huawei.com/en/support/bulletin/2022/8/	x_refsource_MISC
	https://device.harmonyos.com/en/docs/security/upd…	x_refsource_MISC

Impacted products

	Vendor	Product	Version
	n/a	HarmonyOS;EMUI;Magic UI	Affected: HarmonyOS 2.0 Affected: EMUI 11.0.0,EMUI 10.1.1,EMUI 10.1.0,EMUI 10.0.0 Affected: Magic UI 4.0.0,Magic UI 3.1.1,Magic UI 3.1.0,Magic UI 3.0.0

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              "attackVector": "NETWORK",
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              "baseSeverity": "HIGH",
              "confidentialityImpact": "HIGH",
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Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-86G3-53HW-MW23

CVE-2021-40040 (GCVE-0-2021-40040)

Tags

Sightings

Nomenclature