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cve[email protected]CVE-2021-36994
HistoryOct 28, 2021 - 1:15 p.m.

CVE-2021-36994

2021-10-2813:15:10
CWE-362
web.nvd.nist.gov
21
cve-2021-36994
huawei
smartphone
trustlist
race condition
exception
vulnerability

4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:N/I:P/A:N

3.7 Low

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

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

4.2 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

31.9%

There is a issue that trustlist strings being repeatedly inserted into the linked list in Huawei Smartphone due to race conditions. Successful exploitation of this vulnerability can cause exceptions when managing the system trustlist.

Affected configurations

NVD
Node
huaweiemuiMatch10.1.1
OR
huaweiemuiMatch11.0.0
OR
huaweimagic_uiMatch3.1.1
OR
huaweimagic_uiMatch4.0.0

CNA Affected

[
  {
    "product": "EMUI",
    "vendor": "Huawei",
    "versions": [
      {
        "status": "affected",
        "version": "11.0.0"
      },
      {
        "status": "affected",
        "version": "10.1.1"
      }
    ]
  },
  {
    "product": "Magic UI",
    "vendor": "Huawei",
    "versions": [
      {
        "status": "affected",
        "version": "4.0.0"
      },
      {
        "status": "affected",
        "version": "3.1.1"
      }
    ]
  }
]

4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:N/I:P/A:N

3.7 Low

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

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

4.2 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

31.9%

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