CVE-2020-9746

Exploitable NULL pointer deref could lead to arbitrary code execution

Severity Score

8.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

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.

Adobe Flash Player versión 32.0.0.433 (y anteriores) está afectada por una vulnerabilidad explotable de desreferencia del puntero NULL que podría causar un bloqueo y una ejecución de código arbitraria. Una explotación de este problema requiere que un atacante inserte cadenas maliciosas en una respuesta HTTP que es enviada por defecto a través de TLS/SSL

The flash-plugin package contains a Mozilla Firefox compatible Adobe Flash Player web browser plug-in. This update upgrades Flash Player to version 32.0.0.445. Issues addressed include a code execution vulnerability.

*Credits: N/A

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Local

Attack Complexity

High

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

Complete

Integrity

Complete

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2020-03-02 CVE Reserved
2020-10-14 CVE Published
2024-09-16 CVE Updated
2025-03-29 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-476: NULL Pointer Dereference

CAPEC

References (3)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://helpx.adobe.com/security/products/flash-player/apsb20-58.html	2021-09-08
https://access.redhat.com/security/cve/CVE-2020-9746	2020-10-14
https://bugzilla.redhat.com/show_bug.cgi?id=1888018	2020-10-14

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Adobe Search vendor "Adobe"	Flash Player Search vendor "Adobe" for product "Flash Player"	<= 32.0.0.433 Search vendor "Adobe" for product "Flash Player" and version " <= 32.0.0.433"	-	Affected	in	Apple Search vendor "Apple"	Macos Search vendor "Apple" for product "Macos"	-	-	Safe
Adobe Search vendor "Adobe"	Flash Player Search vendor "Adobe" for product "Flash Player"	<= 32.0.0.433 Search vendor "Adobe" for product "Flash Player" and version " <= 32.0.0.433"	-	Affected	in	Linux Search vendor "Linux"	Linux Kernel Search vendor "Linux" for product "Linux Kernel"	-	-	Safe
Adobe Search vendor "Adobe"	Flash Player Search vendor "Adobe" for product "Flash Player"	<= 32.0.0.433 Search vendor "Adobe" for product "Flash Player" and version " <= 32.0.0.433"	-	Affected	in	Microsoft Search vendor "Microsoft"	Windows Search vendor "Microsoft" for product "Windows"	-	-	Safe
Adobe Search vendor "Adobe"	Flash Player Search vendor "Adobe" for product "Flash Player"	< 32.0.0.433 Search vendor "Adobe" for product "Flash Player" and version " < 32.0.0.433"	chrome	Affected	in	Apple Search vendor "Apple"	Macos Search vendor "Apple" for product "Macos"	-	-	Safe
Adobe Search vendor "Adobe"	Flash Player Search vendor "Adobe" for product "Flash Player"	< 32.0.0.433 Search vendor "Adobe" for product "Flash Player" and version " < 32.0.0.433"	chrome	Affected	in	Google Search vendor "Google"	Chrome Os Search vendor "Google" for product "Chrome Os"	-	-	Safe
Adobe Search vendor "Adobe"	Flash Player Search vendor "Adobe" for product "Flash Player"	< 32.0.0.433 Search vendor "Adobe" for product "Flash Player" and version " < 32.0.0.433"	chrome	Affected	in	Linux Search vendor "Linux"	Linux Kernel Search vendor "Linux" for product "Linux Kernel"	-	-	Safe
Adobe Search vendor "Adobe"	Flash Player Search vendor "Adobe" for product "Flash Player"	< 32.0.0.433 Search vendor "Adobe" for product "Flash Player" and version " < 32.0.0.433"	chrome	Affected	in	Microsoft Search vendor "Microsoft"	Windows Search vendor "Microsoft" for product "Windows"	-	-	Safe
Adobe Search vendor "Adobe"	Flash Player Search vendor "Adobe" for product "Flash Player"	< 32.0.0.387 Search vendor "Adobe" for product "Flash Player" and version " < 32.0.0.387"	edge	Affected	in	Microsoft Search vendor "Microsoft"	Windows 10 Search vendor "Microsoft" for product "Windows 10"	-	-	Safe
Adobe Search vendor "Adobe"	Flash Player Search vendor "Adobe" for product "Flash Player"	< 32.0.0.387 Search vendor "Adobe" for product "Flash Player" and version " < 32.0.0.387"	edge	Affected	in	Microsoft Search vendor "Microsoft"	Windows 8.1 Search vendor "Microsoft" for product "Windows 8.1"	-	-	Safe
Adobe Search vendor "Adobe"	Flash Player Search vendor "Adobe" for product "Flash Player"	< 32.0.0.387 Search vendor "Adobe" for product "Flash Player" and version " < 32.0.0.387"	internet_explorer_11	Affected	in	Microsoft Search vendor "Microsoft"	Windows 10 Search vendor "Microsoft" for product "Windows 10"	-	-	Safe
Adobe Search vendor "Adobe"	Flash Player Search vendor "Adobe" for product "Flash Player"	< 32.0.0.387 Search vendor "Adobe" for product "Flash Player" and version " < 32.0.0.387"	internet_explorer_11	Affected	in	Microsoft Search vendor "Microsoft"	Windows 8.1 Search vendor "Microsoft" for product "Windows 8.1"	-	-	Safe