Vulnerability Name:

CVE-2022-21778 (CCN-240788)

Assigned:2021-11-26
Published:2022-11-07
Updated:2022-11-09
Summary:In vpu, there is a possible information disclosure due to an incorrect bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS06382421; Issue ID: ALPS06382421.
CVSS v3 Severity:6.7 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H)
5.8 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/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): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
6.7 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H)
5.8 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/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): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
CVSS v2 Severity: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-125
Vulnerability Consequences:Gain Privilege
References:Source: MITRE
Type: CNA
CVE-2022-21778

Source: CCN
Type: MediaTek Product Security Bulletin
November 2022 Product Security Bulletin

Source: XF
Type: UNKNOWN
mediatek-cve202221778-priv-esc(240788)

Vulnerable Configuration:Configuration CCN 1:
  • cpe:/h:mediatek:mt8175:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt8183:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt8365:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt8385:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt6771:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt8788:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt6853t:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt6873:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt6877:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt6885:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt6891:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt6893:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt8168:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt6779:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt6785:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt6853:-:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    mediatek mt8175 -
    mediatek mt8183 -
    mediatek mt8365 -
    mediatek mt8385 -
    mediatek mt6771 -
    mediatek mt8788 -
    mediatek mt6853t -
    mediatek mt6873 -
    mediatek mt6877 -
    mediatek mt6885 -
    mediatek mt6891 -
    mediatek mt6893 -
    mediatek mt8168 -
    mediatek mt6779 -
    mediatek mt6785 -
    mediatek mt6853 -