Vulnerability Name:

CVE-2022-20057 (CCN-221382)

Assigned:2021-10-12
Published:2022-03-07
Updated:2022-03-17
Summary:In btif, there is a possible memory corruption due to incorrect error handling. This could lead to local escalation of privilege with System execution privileges needed. User interaction is needed for exploitation. Patch ID: ALPS06271186; Issue ID: ALPS06271186.
CVSS v3 Severity:6.5 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H)
5.7 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:H/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): High
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
7.3 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H)
6.4 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/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): Low
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-755
Vulnerability Consequences:Gain Privileges
References:Source: MITRE
Type: CNA
CVE-2022-20057

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-cve202220057-priv-esc(221382)

Vulnerable Configuration:Configuration 1:
  • cpe:/o:google:android:11.0:*:*:*:*:*:*:*
  • OR cpe:/o:google:android:12.0:*:*:*:*:*:*:*
  • AND
  • cpe:/h:mediatek:mt6739:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt6758:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt6761:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt6765:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt6768:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt6769:-:*:*:*:*:*:*:*
  • 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:mt6883:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt6893:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt8163:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt8167:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt8168:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt8173:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt8362a:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt8365:-:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    google android 11.0
    google android 12.0
    mediatek mt6739 -
    mediatek mt6758 -
    mediatek mt6761 -
    mediatek mt6765 -
    mediatek mt6768 -
    mediatek mt6769 -
    mediatek mt6771 -
    mediatek mt6779 -
    mediatek mt6781 -
    mediatek mt6785 -
    mediatek mt6833 -
    mediatek mt6853 -
    mediatek mt6853t -
    mediatek mt6873 -
    mediatek mt6883 -
    mediatek mt6893 -
    mediatek mt8163 -
    mediatek mt8167 -
    mediatek mt8168 -
    mediatek mt8173 -
    mediatek mt8362a -
    mediatek mt8365 -