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[email protected]CVE-2022-21772

HistoryJul 06, 2022 - 2:15 p.m.

CVE-2022-21772

2022-07-0614:15:17

CWE-362

[email protected]

web.nvd.nist.gov

cve-2022-21772

teei driver

type confusion

race condition

local escalation

privilege escalation

4.6 Medium

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

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%

JSON

In TEEI driver, there is a possible type confusion due to a race condition. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS06493842; Issue ID: ALPS06493842.

Affected configurations

Vulners

NVD

Node

googleandroidRange<11.0

googleandroidRange<12.0

mediatekmt6761

mediatekmt6765

mediatekmt6768

mediatekmt6771

mediatekmt6779

mediatekmt6833

mediatekmt6879

mediatekmt6885

mediatekmt6893

mediatekmt6895

mediatekmt6983

mediatekmt8185

mediatekmt8765

mediatekmt8766

mediatekmt8768

mediatekmt8785

mediatekmt8786

mediatekmt8788

mediatekmt8791

mediatekmt8797

VendorProductVersionCPE
googleandroid*cpe:2.3:o:google:android:*:*:*:*:*:*:*:*
googleandroid*cpe:2.3:o:google:android:*:*:*:*:*:*:*:*
mediatekmt6761*cpe:2.3:h:mediatek:mt6761:*:*:*:*:*:*:*:*
mediatekmt6765*cpe:2.3:h:mediatek:mt6765:*:*:*:*:*:*:*:*
mediatekmt6768*cpe:2.3:h:mediatek:mt6768:*:*:*:*:*:*:*:*
mediatekmt6771*cpe:2.3:h:mediatek:mt6771:*:*:*:*:*:*:*:*
mediatekmt6779*cpe:2.3:h:mediatek:mt6779:*:*:*:*:*:*:*:*
mediatekmt6833*cpe:2.3:h:mediatek:mt6833:*:*:*:*:*:*:*:*
mediatekmt6879*cpe:2.3:h:mediatek:mt6879:*:*:*:*:*:*:*:*
mediatekmt6885*cpe:2.3:h:mediatek:mt6885:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
google	android	*	cpe:2.3:o:google:android::::::::
google	android	*	cpe:2.3:o:google:android::::::::
mediatek	mt6761	*	cpe:2.3:h:mediatek:mt6761::::::::
mediatek	mt6765	*	cpe:2.3:h:mediatek:mt6765::::::::
mediatek	mt6768	*	cpe:2.3:h:mediatek:mt6768::::::::
mediatek	mt6771	*	cpe:2.3:h:mediatek:mt6771::::::::
mediatek	mt6779	*	cpe:2.3:h:mediatek:mt6779::::::::
mediatek	mt6833	*	cpe:2.3:h:mediatek:mt6833::::::::
mediatek	mt6879	*	cpe:2.3:h:mediatek:mt6879::::::::
mediatek	mt6885	*	cpe:2.3:h:mediatek:mt6885::::::::

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CNA Affected

[
  {
    "product": "MT6761, MT6765, MT6768, MT6771, MT6779, MT6833, MT6879, MT6885, MT6893, MT6895, MT6983, MT8185, MT8765, MT8766, MT8768, MT8785, MT8786, MT8788, MT8791, MT8797",
    "vendor": "MediaTek, Inc.",
    "versions": [
      {
        "status": "affected",
        "version": "Android 11.0, 12.0"
      }
    ]
  }
]

References

corp.mediatek.com/product-security-bulletin/July-2022

Social References

4.6 Medium

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

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%

JSON

Related for CVE-2022-21772

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