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MediaTekCVE-2022-20022

HistoryJan 04, 2022 - 4:15 p.m.

CVE-2022-20022

2022-01-0416:15:10

MediaTek

web.nvd.nist.gov

cve-2022-20022

bluetooth

disconnection

denial of service

nvd

security

vulnerability

CVSS2

3.3

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

6.5

Attack Vector

ADJACENT

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

EPSS

0.001

Percentile

19.9%

JSON

In Bluetooth, there is a possible link disconnection due to bluetooth does not properly handle a connection attempt from a host with the same BD address as the currently connected BT host. This could lead to remote denial of service of bluetooth with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS06198578; Issue ID: ALPS06198578.

Affected configurations

Nvd

Vulners

Node

googleandroidMatch10.0

googleandroidMatch11.0

AND

mediatekmt6580Match-

mediatekmt6630Match-

mediatekmt6735Match-

mediatekmt6737Match-

mediatekmt6739Match-

mediatekmt6750sMatch-

mediatekmt6753Match-

mediatekmt6755sMatch-

mediatekmt6757Match-

mediatekmt6757cMatch-

mediatekmt6757cdMatch-

mediatekmt6757chMatch-

mediatekmt6763Match-

mediatekmt6771Match-

mediatekmt7662tMatch-

mediatekmt7663Match-

mediatekmt7668Match-

mediatekmt8163Match-

mediatekmt8167Match-

mediatekmt8167sMatch-

mediatekmt8173Match-

mediatekmt8183Match-

mediatekmt8321Match-

mediatekmt8362aMatch-

mediatekmt8362bMatch-

mediatekmt8385Match-

mediatekmt8765Match-

mediatekmt8788Match-

VendorProductVersionCPE
googleandroid10.0cpe:2.3:o:google:android:10.0:*:*:*:*:*:*:*
googleandroid11.0cpe:2.3:o:google:android:11.0:*:*:*:*:*:*:*
mediatekmt6580-cpe:2.3:h:mediatek:mt6580:-:*:*:*:*:*:*:*
mediatekmt6630-cpe:2.3:h:mediatek:mt6630:-:*:*:*:*:*:*:*
mediatekmt6735-cpe:2.3:h:mediatek:mt6735:-:*:*:*:*:*:*:*
mediatekmt6737-cpe:2.3:h:mediatek:mt6737:-:*:*:*:*:*:*:*
mediatekmt6739-cpe:2.3:h:mediatek:mt6739:-:*:*:*:*:*:*:*
mediatekmt6750s-cpe:2.3:h:mediatek:mt6750s:-:*:*:*:*:*:*:*
mediatekmt6753-cpe:2.3:h:mediatek:mt6753:-:*:*:*:*:*:*:*
mediatekmt6755s-cpe:2.3:h:mediatek:mt6755s:-:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
google	android	10.0	cpe:2.3:o:google:android:10.0:::::::*
google	android	11.0	cpe:2.3:o:google:android:11.0:::::::*
mediatek	mt6580	-	cpe:2.3:h:mediatek:mt6580:-:::::::*
mediatek	mt6630	-	cpe:2.3:h:mediatek:mt6630:-:::::::*
mediatek	mt6735	-	cpe:2.3:h:mediatek:mt6735:-:::::::*
mediatek	mt6737	-	cpe:2.3:h:mediatek:mt6737:-:::::::*
mediatek	mt6739	-	cpe:2.3:h:mediatek:mt6739:-:::::::*
mediatek	mt6750s	-	cpe:2.3:h:mediatek:mt6750s:-:::::::*
mediatek	mt6753	-	cpe:2.3:h:mediatek:mt6753:-:::::::*
mediatek	mt6755s	-	cpe:2.3:h:mediatek:mt6755s:-:::::::*

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CNA Affected

[
  {
    "product": "MT6580, MT6630, MT6735, MT6737, MT6739, MT6750S, MT6753, MT6755S, MT6757, MT6757C, MT6757CD, MT6757CH, MT6763, MT6771, MT7662T, MT7663, MT7668, MT8163, MT8167, MT8167S, MT8173, MT8183, MT8321, MT8362A, MT8362B, MT8385, MT8765, MT8788",
    "vendor": "MediaTek, Inc.",
    "versions": [
      {
        "status": "affected",
        "version": "Android 10.0, 11.0"
      }
    ]
  }
]

References

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

CVSS2

3.3

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

6.5

Attack Vector

ADJACENT

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

EPSS

0.001

Percentile

19.9%

JSON

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