Vulnerability Name:

CVE-2022-20058 (CCN-221381)

Assigned:2021-10-12
Published:2022-03-07
Updated:2022-03-18
Summary:In preloader (usb), there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege, for an attacker who has physical access to the device, with no additional execution privileges needed. User interaction is needed for exploitation. Patch ID: ALPS06160806; Issue ID: ALPS06160485.
CVSS v3 Severity:6.6 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
5.8 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Physical
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
7.8 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
6.8 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:4.4 Medium (CVSS v2 Vector: AV:L/AC:M/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
6.8 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Type:CWE-787
Vulnerability Consequences:Gain Privileges
References:Source: MITRE
Type: CNA
CVE-2022-20058

Source: CCN
Type: MediaTek Web site
March 2022 Product Security Bulletin

Source: MISC
Type: Vendor Advisory
https://corp.mediatek.com/product-security-bulletin/March-2022

Source: XF
Type: UNKNOWN
mediatek-cve202220058-priv-esc(221381)

Vulnerable Configuration:Configuration 1:
  • cpe:/o:google:android:10.0:*:*:*:*:*:*:*
  • OR cpe:/o:google:android:11.0:*:*:*:*:*:*:*
  • OR cpe:/o:google:android:12.0:*:*:*:*:*:*:*
  • AND
  • cpe:/h:mediatek:mt6761:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt6762:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt6765:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt6768:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt6771:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt6779:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt6781:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt6785:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt6833:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt6853:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt6853t:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt6873:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt6877:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt6885:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt6893:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt8183:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt8185:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt8321:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt8385:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt8666:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt8667:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt8675:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt8735a:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt8735b:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt8765:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt8766:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt8768:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt8786:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt8788:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt8789:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt8791:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt8797:-:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    google android 10.0
    google android 11.0
    google android 12.0
    mediatek mt6761 -
    mediatek mt6762 -
    mediatek mt6765 -
    mediatek mt6768 -
    mediatek mt6771 -
    mediatek mt6779 -
    mediatek mt6781 -
    mediatek mt6785 -
    mediatek mt6833 -
    mediatek mt6853 -
    mediatek mt6853t -
    mediatek mt6873 -
    mediatek mt6877 -
    mediatek mt6885 -
    mediatek mt6893 -
    mediatek mt8183 -
    mediatek mt8185 -
    mediatek mt8321 -
    mediatek mt8385 -
    mediatek mt8666 -
    mediatek mt8667 -
    mediatek mt8675 -
    mediatek mt8735a -
    mediatek mt8735b -
    mediatek mt8765 -
    mediatek mt8766 -
    mediatek mt8768 -
    mediatek mt8786 -
    mediatek mt8788 -
    mediatek mt8789 -
    mediatek mt8791 -
    mediatek mt8797 -