// For flags

CVE-2021-40731

Adobe Acrobat Reader DC JPEG2000 Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability

Severity Score

7.8
*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

Adobe Acrobat Reader DC version 21.007.20095 (and earlier), 21.007.20096 (and earlier), 20.004.30015 (and earlier), and 17.011.30202 (and earlier) is affected by an out-of-bounds write vulnerability when parsing a crafted JPEG2000 file, which could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

Adobe Acrobat Reader DC versión 21.007.20095 (y anteriores), 21.007.20096 (y anteriores), 20.004.30015 (y anteriores), y 17.011.30202 (y anteriores) está afectado por una vulnerabilidad de escritura fuera de límites cuando analiza un archivo JPEG2000 diseñado, que podría resultar en una ejecución de código arbitrario en el contexto del usuario actual. Es requerida una interacción del usuario para explotar este problema, ya que la víctima debe abrir un archivo malicioso

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Adobe Acrobat Reader DC. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.
The specific flaw exists within the parsing of JPG2000 images. The issue results from the lack of proper validation of user-supplied data, which can result in a write past the end of an allocated structure. An attacker can leverage this vulnerability to execute code in the context of the current process.

*Credits: Anonymous
CVSS Scores
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Medium
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2021-09-08 CVE Reserved
  • 2021-10-14 CVE Published
  • 2024-09-16 CVE Updated
  • 2024-11-01 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-787: Out-of-bounds Write
CAPEC
References (1)
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Adobe
Search vendor "Adobe"
Acrobat Dc
Search vendor "Adobe" for product "Acrobat Dc"
>= 15.008.20082 <= 21.007.20095
Search vendor "Adobe" for product "Acrobat Dc" and version " >= 15.008.20082 <= 21.007.20095"
continuous
Affected
in Microsoft
Search vendor "Microsoft"
Windows
Search vendor "Microsoft" for product "Windows"
--
Safe
Adobe
Search vendor "Adobe"
Acrobat Reader Dc
Search vendor "Adobe" for product "Acrobat Reader Dc"
>= 15.008.20082 <= 21.007.20095
Search vendor "Adobe" for product "Acrobat Reader Dc" and version " >= 15.008.20082 <= 21.007.20095"
continuous
Affected
in Microsoft
Search vendor "Microsoft"
Windows
Search vendor "Microsoft" for product "Windows"
--
Safe
Adobe
Search vendor "Adobe"
Acrobat Dc
Search vendor "Adobe" for product "Acrobat Dc"
>= 15.008.20082 <= 21.007.20096
Search vendor "Adobe" for product "Acrobat Dc" and version " >= 15.008.20082 <= 21.007.20096"
continuous
Affected
in Apple
Search vendor "Apple"
Macos
Search vendor "Apple" for product "Macos"
--
Safe
Adobe
Search vendor "Adobe"
Acrobat Reader Dc
Search vendor "Adobe" for product "Acrobat Reader Dc"
>= 15.008.20082 <= 21.007.20096
Search vendor "Adobe" for product "Acrobat Reader Dc" and version " >= 15.008.20082 <= 21.007.20096"
continuous
Affected
in Apple
Search vendor "Apple"
Macos
Search vendor "Apple" for product "Macos"
--
Safe
Adobe
Search vendor "Adobe"
Acrobat
Search vendor "Adobe" for product "Acrobat"
>= 20.001.30005 <= 20.004.30015
Search vendor "Adobe" for product "Acrobat" and version " >= 20.001.30005 <= 20.004.30015"
classic
Affected
in Apple
Search vendor "Apple"
Macos
Search vendor "Apple" for product "Macos"
--
Safe
Adobe
Search vendor "Adobe"
Acrobat
Search vendor "Adobe" for product "Acrobat"
>= 20.001.30005 <= 20.004.30015
Search vendor "Adobe" for product "Acrobat" and version " >= 20.001.30005 <= 20.004.30015"
classic
Affected
in Microsoft
Search vendor "Microsoft"
Windows
Search vendor "Microsoft" for product "Windows"
--
Safe
Adobe
Search vendor "Adobe"
Acrobat Reader
Search vendor "Adobe" for product "Acrobat Reader"
>= 20.001.30005 <= 20.004.30015
Search vendor "Adobe" for product "Acrobat Reader" and version " >= 20.001.30005 <= 20.004.30015"
classic
Affected
in Apple
Search vendor "Apple"
Macos
Search vendor "Apple" for product "Macos"
--
Safe
Adobe
Search vendor "Adobe"
Acrobat Reader
Search vendor "Adobe" for product "Acrobat Reader"
>= 20.001.30005 <= 20.004.30015
Search vendor "Adobe" for product "Acrobat Reader" and version " >= 20.001.30005 <= 20.004.30015"
classic
Affected
in Microsoft
Search vendor "Microsoft"
Windows
Search vendor "Microsoft" for product "Windows"
--
Safe
Adobe
Search vendor "Adobe"
Acrobat
Search vendor "Adobe" for product "Acrobat"
>= 17.011.30158 <= 17.011.30202
Search vendor "Adobe" for product "Acrobat" and version " >= 17.011.30158 <= 17.011.30202"
classic
Affected
in Apple
Search vendor "Apple"
Macos
Search vendor "Apple" for product "Macos"
--
Safe
Adobe
Search vendor "Adobe"
Acrobat
Search vendor "Adobe" for product "Acrobat"
>= 17.011.30158 <= 17.011.30202
Search vendor "Adobe" for product "Acrobat" and version " >= 17.011.30158 <= 17.011.30202"
classic
Affected
in Microsoft
Search vendor "Microsoft"
Windows
Search vendor "Microsoft" for product "Windows"
--
Safe
Adobe
Search vendor "Adobe"
Acrobat Reader
Search vendor "Adobe" for product "Acrobat Reader"
>= 17.011.30158 <= 17.011.30202
Search vendor "Adobe" for product "Acrobat Reader" and version " >= 17.011.30158 <= 17.011.30202"
classic
Affected
in Apple
Search vendor "Apple"
Macos
Search vendor "Apple" for product "Macos"
--
Safe
Adobe
Search vendor "Adobe"
Acrobat Reader
Search vendor "Adobe" for product "Acrobat Reader"
>= 17.011.30158 <= 17.011.30202
Search vendor "Adobe" for product "Acrobat Reader" and version " >= 17.011.30158 <= 17.011.30202"
classic
Affected
in Microsoft
Search vendor "Microsoft"
Windows
Search vendor "Microsoft" for product "Windows"
--
Safe