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cve[email protected]CVE-2021-0629
HistoryNov 18, 2021 - 3:15 p.m.

CVE-2021-0629

2021-11-1815:15:08
CWE-416
web.nvd.nist.gov
14
cve-2021-0629
mdlactl driver
memory corruption
local privilege escalation
patch id
alps05776625

7.2 High

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:L/AC:L/Au:N/C:C/I:C/A:C

6.7 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.0004 Low

EPSS

Percentile

5.1%

In mdlactl driver, there is a possible memory corruption due to a use after free. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS05776625; Issue ID: ALPS05776625.

Affected configurations

NVD
Node
mediatekmt6873Match-
OR
mediatekmt6875Match-
OR
mediatekmt6883Match-
OR
mediatekmt6885Match-
OR
mediatekmt6889Match-
OR
mediatekmt6891Match-
OR
mediatekmt6893Match-
OR
mediatekmt8195Match-
OR
mediatekmt8791Match-
OR
mediatekmt8797Match-
OR
mediatekmt9636Match-
OR
mediatekmt9638Match-
OR
mediatekmt9639Match-
OR
mediatekmt9650Match-
OR
mediatekmt9652Match-
OR
mediatekmt9669Match-
OR
mediatekmt9686Match-
OR
mediatekmt9970Match-
OR
mediatekmt9980Match-
OR
mediatekmt9981Match-
AND
googleandroidMatch10.0
OR
googleandroidMatch11.0

CNA Affected

[
  {
    "product": "MT6873, MT6875, MT6883, MT6885, MT6889, MT6891, MT6893, MT8195, MT8791, MT8797, MT9636, MT9638, MT9639, MT9650, MT9652, MT9669, MT9686, MT9970, MT9980, MT9981",
    "vendor": "n/a",
    "versions": [
      {
        "status": "affected",
        "version": "Android 10.0, 11.0"
      }
    ]
  }
]

7.2 High

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:L/AC:L/Au:N/C:C/I:C/A:C

6.7 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.0004 Low

EPSS

Percentile

5.1%

Related for CVE-2021-0629