Vulnerability Name:

CVE-2020-9746 (CCN-189714)

Assigned:2020-10-13
Published:2020-10-13
Updated:2021-09-08
Summary:Adobe Flash Player version 32.0.0.433 (and earlier) are affected by an exploitable NULL pointer dereference vulnerability that could result in a crash and arbitrary code execution. Exploitation of this issue requires an attacker to insert malicious strings in an HTTP response that is by default delivered over TLS/SSL.
CVSS v3 Severity:8.8 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
7.7 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/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): Network
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
8.8 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
7.7 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/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): Network
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:9.3 High (CVSS v2 Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
9.0 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:S/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Type:CWE-476
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2020-9746

Source: XF
Type: UNKNOWN
adobe-flash-cve20209746-code-exec(189714)

Source: CCN
Type: Adobe Security Bulletin APSB20-58
Security updates available for Adobe Flash Player

Source: MISC
Type: Vendor Advisory
https://helpx.adobe.com/security/products/flash-player/apsb20-58.html

Vulnerable Configuration:Configuration 1:
  • cpe:/a:adobe:flash_player:*:*:*:*:*:*:*:* (Version <= 32.0.0.433)
  • AND
  • cpe:/o:apple:macos:-:*:*:*:*:*:*:*
  • OR cpe:/o:linux:linux_kernel:-:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows:-:*:*:*:*:*:*:*

  • Configuration 2:
  • cpe:/a:adobe:flash_player:*:*:*:*:*:chrome:*:* (Version < 32.0.0.433)
  • AND
  • cpe:/o:apple:macos:-:*:*:*:*:*:*:*
  • OR cpe:/o:google:chrome_os:-:*:*:*:*:*:*:*
  • OR cpe:/o:linux:linux_kernel:-:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows:-:*:*:*:*:*:*:*

  • Configuration 3:
  • cpe:/a:adobe:flash_player:*:*:*:*:*:edge:*:* (Version < 32.0.0.387)
  • OR cpe:/a:adobe:flash_player:*:*:*:*:*:internet_explorer_11:*:* (Version < 32.0.0.387)
  • AND
  • cpe:/o:microsoft:windows_10:-:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_8.1:-:*:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/o:microsoft:windows_8:-:-:-:*:-:-:x32:*
  • OR cpe:/o:microsoft:windows_8:*:*:*:*:*:*:x64:*
  • OR cpe:/o:microsoft:windows_server_2012:*:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_rt:-:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_8.1:-:-:-:*:-:-:x32:*
  • OR cpe:/o:microsoft:windows_8.1:*:*:*:*:*:*:x64:*
  • OR cpe:/o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_rt_8.1:*:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    adobe flash player *
    apple macos -
    linux linux kernel -
    microsoft windows -
    adobe flash player *
    apple macos -
    google chrome os -
    linux linux kernel -
    microsoft windows -
    adobe flash player *
    adobe flash player *
    microsoft windows 10 -
    microsoft windows 8.1 -
    microsoft windows 8 - -
    microsoft windows 8 *
    microsoft windows server 2012
    microsoft windows rt -
    microsoft windows 8.1 - -
    microsoft windows 8.1 *
    microsoft windows server 2012 r2
    microsoft windows rt 8.1 *