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[email protected]CVE-2021-40017

HistorySep 16, 2022 - 6:15 p.m.

CVE-2021-40017

2022-09-1618:15:11

CWE-20

[email protected]

web.nvd.nist.gov

nvd

cve-2021-40017

hw_keymaster

key format

memory access

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9.4 High

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

60.6%

JSON

The HW_KEYMASTER module lacks the validity check of the key format. Successful exploitation of this vulnerability may result in out-of-bounds memory access.

Affected configurations

NVD

Node

huaweiemuiMatch11.0.1

huaweiemuiMatch12.0.0

huaweiharmonyosMatch2.0

CPENameOperatorVersion
huawei:emuihuawei emuieq11.0.1
huawei:emuihuawei emuieq12.0.0
huawei:harmonyoshuawei harmonyoseq2.0

CPE	Name	Operator	Version
huawei:emui	huawei emui	eq	11.0.1
huawei:emui	huawei emui	eq	12.0.0
huawei:harmonyos	huawei harmonyos	eq	2.0

CNA Affected

[
  {
    "vendor": "n/a",
    "product": "HarmonyOS;EMUI",
    "versions": [
      {
        "version": "HarmonyOS 2.0",
        "status": "affected"
      },
      {
        "version": "EMUI 12.0.0,EMUI 11.0.1",
        "status": "affected"
      }
    ]
  }
]

References

consumer.huawei.com/en/support/bulletin/2022/10/

device.harmonyos.com/en/docs/security/update/security-bulletins-phones-202209-0000001392278845

Social References

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9.4 High

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

60.6%

JSON

Related for CVE-2021-40017

cnvd1 nvd1 cvelist1 prion1