Vulnerability Name:

CVE-2019-20546 (CCN-178738)

Assigned:2020-03-23
Published:2020-03-23
Updated:2021-07-21
Summary:An issue was discovered on Samsung mobile devices with N(7.x), O(8.x), and P(9.0) (Broadcom Wi-Fi chipsets) software. A denial-of-service attack can leverage a shared interface between Broadcom Bluetooth and Broadcom Wi-Fi. The Samsung ID is SVE-2019-15350 (November 2019).
CVSS v3 Severity:6.5 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
5.7 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Adjacent
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
5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)
4.6 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C)
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): Low
CVSS v2 Severity:3.3 Low (CVSS v2 Vector: AV:A/AC:L/Au:N/C:N/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Adjacent_Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
5.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
Vulnerability Type:CWE-20
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2019-20546

Source: XF
Type: UNKNOWN
samsung-cve201920546-dos(178738)

Source: CCN
Type: Samsung Mobile Web site
Android Security Updates

Source: CONFIRM
Type: Vendor Advisory
https://security.samsungmobile.com/securityUpdate.smsb

Vulnerable Configuration:Configuration 1:
  • cpe:/o:google:android:7.0:*:*:*:*:*:*:*
  • OR cpe:/o:google:android:7.1.0:*:*:*:*:*:*:*
  • OR cpe:/o:google:android:7.1.1:*:*:*:*:*:*:*
  • OR cpe:/o:google:android:7.1.2:*:*:*:*:*:*:*
  • OR cpe:/o:google:android:8.0:*:*:*:*:*:*:*
  • OR cpe:/o:google:android:8.1:*:*:*:*:*:*:*
  • OR cpe:/o:google:android:9.0:*:*:*:*:*:*:*
  • AND
  • cpe:/h:broadcom:bcm43162:-:*:*:*:*:*:*:*
  • OR cpe:/h:broadcom:bcm43224:-:*:*:*:*:*:*:*
  • OR cpe:/h:broadcom:bcm4323:-:*:*:*:*:*:*:*
  • OR cpe:/h:broadcom:bcm43684:-:*:*:*:*:*:*:*
  • OR cpe:/h:broadcom:bcm43694:-:*:*:*:*:*:*:*
  • OR cpe:/h:broadcom:bcm47622:-:*:*:*:*:*:*:*
  • OR cpe:/h:broadcom:bcm6710:-:*:*:*:*:*:*:*
  • OR cpe:/h:broadcom:bcm6750:-:*:*:*:*:*:*:*
  • OR cpe:/h:broadcom:bcm6752:-:*:*:*:*:*:*:*
  • OR cpe:/h:broadcom:bcm6755:-:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    google android 7.0
    google android 7.1.0
    google android 7.1.1
    google android 7.1.2
    google android 8.0
    google android 8.1
    google android 9.0
    broadcom bcm43162 -
    broadcom bcm43224 -
    broadcom bcm4323 -
    broadcom bcm43684 -
    broadcom bcm43694 -
    broadcom bcm47622 -
    broadcom bcm6710 -
    broadcom bcm6750 -
    broadcom bcm6752 -
    broadcom bcm6755 -