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MediaTekCVE-2023-20694

HistoryMay 15, 2023 - 10:15 p.m.

CVE-2023-20694

2023-05-1522:15:10

CWE-787

MediaTek

web.nvd.nist.gov

cve-2023-20694

preloader

out of bounds write

local privilege escalation

patch

nvd

CVSS3

6.7

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

EPSS

Percentile

5.1%

JSON

In preloader, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS07733998 / ALPS07874388 (For MT6880 and MT6890 only); Issue ID: ALPS07733998 / ALPS07874388 (For MT6880 and MT6890 only).

Affected configurations

Nvd

Vulners

Node

mediatekmt6580Match-

mediatekmt6739Match-

mediatekmt6761Match-

mediatekmt6765Match-

mediatekmt6768Match-

mediatekmt6769Match-

mediatekmt6771Match-

mediatekmt6779Match-

mediatekmt6785Match-

mediatekmt6789Match-

mediatekmt6853Match-

mediatekmt6855Match-

mediatekmt6873Match-

mediatekmt6879Match-

mediatekmt6880Match-

mediatekmt6885Match-

mediatekmt6890Match-

mediatekmt6895Match-

mediatekmt6983Match-

mediatekmt8167Match-

mediatekmt8175Match-

mediatekmt8185Match-

mediatekmt8195Match-

mediatekmt8321Match-

mediatekmt8365Match-

mediatekmt8385Match-

mediatekmt8395Match-

mediatekmt8666Match-

mediatekmt8667Match-

mediatekmt8673Match-

mediatekmt8675Match-

mediatekmt8765Match-

mediatekmt8766Match-

mediatekmt8768Match-

mediatekmt8781Match-

mediatekmt8786Match-

mediatekmt8788Match-

mediatekmt8789Match-

mediatekmt8791Match-

mediatekmt8791tMatch-

mediatekmt8797Match-

AND

googleandroidMatch12.0

googleandroidMatch13.0

openwrtopenwrtMatch19.07.0-

openwrtopenwrtMatch21.02.0-

VendorProductVersionCPE
mediatekmt6580-cpe:2.3:h:mediatek:mt6580:-:*:*:*:*:*:*:*
mediatekmt6739-cpe:2.3:h:mediatek:mt6739:-:*:*:*:*:*:*:*
mediatekmt6761-cpe:2.3:h:mediatek:mt6761:-:*:*:*:*:*:*:*
mediatekmt6765-cpe:2.3:h:mediatek:mt6765:-:*:*:*:*:*:*:*
mediatekmt6768-cpe:2.3:h:mediatek:mt6768:-:*:*:*:*:*:*:*
mediatekmt6769-cpe:2.3:h:mediatek:mt6769:-:*:*:*:*:*:*:*
mediatekmt6771-cpe:2.3:h:mediatek:mt6771:-:*:*:*:*:*:*:*
mediatekmt6779-cpe:2.3:h:mediatek:mt6779:-:*:*:*:*:*:*:*
mediatekmt6785-cpe:2.3:h:mediatek:mt6785:-:*:*:*:*:*:*:*
mediatekmt6789-cpe:2.3:h:mediatek:mt6789:-:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
mediatek	mt6580	-	cpe:2.3:h:mediatek:mt6580:-:::::::*
mediatek	mt6739	-	cpe:2.3:h:mediatek:mt6739:-:::::::*
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	mt6769	-	cpe:2.3:h:mediatek:mt6769:-:::::::*
mediatek	mt6771	-	cpe:2.3:h:mediatek:mt6771:-:::::::*
mediatek	mt6779	-	cpe:2.3:h:mediatek:mt6779:-:::::::*
mediatek	mt6785	-	cpe:2.3:h:mediatek:mt6785:-:::::::*
mediatek	mt6789	-	cpe:2.3:h:mediatek:mt6789:-:::::::*

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CNA Affected

[
  {
    "vendor": "MediaTek, Inc.",
    "product": "MT6580, MT6739, MT6761, MT6765, MT6768, MT6769, MT6771, MT6779, MT6785, MT6789, MT6853, MT6855, MT6873, MT6879, MT6880, MT6885, MT6890, MT6895, MT6983, MT8167, MT8175, MT8185, MT8195, MT8321, MT8365, MT8385, MT8395, MT8666, MT8667, MT8673, MT8675, MT8765, MT8766, MT8768, MT8781, MT8786, MT8788, MT8789, MT8791, MT8791T, MT8797",
    "versions": [
      {
        "version": "Android 12.0, 13.0 / OpenWrt 19.07, 21.02",
        "status": "affected"
      }
    ]
  }
]

References

corp.mediatek.com/product-security-bulletin/May-2023

CVSS3

6.7

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

EPSS

Percentile

5.1%

JSON

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