Vulnerability Name:

CVE-2021-32486

Assigned:2021-09-09
Published:2021-09-09
Updated:2021-09-21
Summary:In modem 2G RRM, there is a possible system crash due to a heap buffer overflow. This could lead to remote denial of service with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: MOLY00500621; Issue ID: ALPS04964928.
CVSS v3 Severity:7.5 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
7.5 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
CVSS v2 Severity:7.8 High (CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
7.8 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
Vulnerability Type:CWE-787
References:Source: MITRE
Type: CNA
CVE-2021-32486

Source: MISC
Type: Vendor Advisory
https://corp.mediatek.com/product-security-bulletin/September-2021

Vulnerable Configuration:Configuration 1:
  • cpe:/o:mediatek:modem:lr12a:*:*:*:*:*:*:*
  • OR cpe:/o:mediatek:modem:lr13:*:*:*:*:*:*:*
  • AND
  • cpe:/h:mediatek:mt6739:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt6761:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt6762:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt6762d:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt6762m:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt6763:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt6765:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt6765t:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt6767:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt6768:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt6769:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt6769t:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt6769z:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt6771:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt6779:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt6783:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt6785:-:*:*:*:*:*:*:*
  • OR cpe:/h:mediatek:mt6785t:-:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    mediatek modem lr12a
    mediatek modem lr13
    mediatek mt6739 -
    mediatek mt6761 -
    mediatek mt6762 -
    mediatek mt6762d -
    mediatek mt6762m -
    mediatek mt6763 -
    mediatek mt6765 -
    mediatek mt6765t -
    mediatek mt6767 -
    mediatek mt6768 -
    mediatek mt6769 -
    mediatek mt6769t -
    mediatek mt6769z -
    mediatek mt6771 -
    mediatek mt6779 -
    mediatek mt6783 -
    mediatek mt6785 -
    mediatek mt6785t -