// For flags

CVE-2021-21050

Adobe Photoshop Out-Of-Bounds Read Vulnerability Could Lead To 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 Photoshop versions 21.2.4 (and earlier) and 22.1.1 (and earlier) are affected by an Out-of-bounds Read vulnerability when parsing a specially crafted file. An unauthenticated attacker could leverage this vulnerability to achieve 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 Photoshop versiones 21.2.4 (y anteriores) y versiones 22.1.1 (y anteriores), están afectadas por una vulnerabilidad de lectura fuera de límites cuando analiza un archivo especialmente diseñado. Un atacante no autenticado podría aprovechar esta vulnerabilidad para alcanzar una ejecución de código arbitraria en el contexto del usuario actual. Una explotación de este problema requiere una interacción del usuario, ya que la víctima debe abrir un archivo malicioso

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Adobe Photoshop. 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 U3D files. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated data structure. An attacker can leverage this vulnerability to execute code in the context of the current process.

*Credits: rgod
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
Complete
Integrity
Complete
Availability
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2020-12-18 CVE Reserved
  • 2021-02-10 CVE Published
  • 2024-09-16 CVE Updated
  • 2024-11-13 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-125: Out-of-bounds Read
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"
Photoshop
Search vendor "Adobe" for product "Photoshop"
<= 21.2.4
Search vendor "Adobe" for product "Photoshop" and version " <= 21.2.4"
-
Affected
in Apple
Search vendor "Apple"
Macos
Search vendor "Apple" for product "Macos"
--
Safe
Adobe
Search vendor "Adobe"
Photoshop
Search vendor "Adobe" for product "Photoshop"
<= 21.2.4
Search vendor "Adobe" for product "Photoshop" and version " <= 21.2.4"
-
Affected
in Microsoft
Search vendor "Microsoft"
Windows
Search vendor "Microsoft" for product "Windows"
--
Safe
Adobe
Search vendor "Adobe"
Photoshop
Search vendor "Adobe" for product "Photoshop"
>= 22.0 <= 22.1.1
Search vendor "Adobe" for product "Photoshop" and version " >= 22.0 <= 22.1.1"
-
Affected
in Apple
Search vendor "Apple"
Macos
Search vendor "Apple" for product "Macos"
--
Safe
Adobe
Search vendor "Adobe"
Photoshop
Search vendor "Adobe" for product "Photoshop"
>= 22.0 <= 22.1.1
Search vendor "Adobe" for product "Photoshop" and version " >= 22.0 <= 22.1.1"
-
Affected
in Microsoft
Search vendor "Microsoft"
Windows
Search vendor "Microsoft" for product "Windows"
--
Safe