// For flags

CVE-2022-27794

Adobe Acrobat Reader DC Font Parsing Uninitialized Variable Remote Code Execution Vulnerability

Severity Score

7.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

Acrobat Reader DC versions 22.001.20085 (and earlier), 20.005.3031x (and earlier) and 17.012.30205 (and earlier) is affected by the use of a variable that has not been initialized when processing of embedded fonts, potentially resulting in arbitrary code execution in the context of the current user. Exploitation requires user interaction in that a victim must open a crafted .pdf file

Acrobat Reader DC versiones 22.001.20085 (y anteriores), 20.005.3031x (y anteriores) y 17.012.30205 (y anteriores), están afectadas por el uso de una variable que no ha sido inicializado cuando son procesadas las fuentes insertadas, resultando potencialmente en una ejecución de código arbitrario en el contexto del usuario actual. La explotación requiere la interacción del usuario, ya que la víctima debe abrir un archivo .pdf diseñado

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 embedded fonts. The issue results from the lack of proper initialization of memory prior to accessing it. 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
Complete
Integrity
Complete
Availability
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2022-03-23 CVE Reserved
  • 2022-04-28 CVE Published
  • 2023-12-02 EPSS Updated
  • 2024-09-17 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-824: Access of Uninitialized Pointer
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 <= 22.001.20085
Search vendor "Adobe" for product "Acrobat Dc" and version " >= 15.008.20082 <= 22.001.20085"
continuous
Affected
in Apple
Search vendor "Apple"
Macos
Search vendor "Apple" for product "Macos"
--
Safe
Adobe
Search vendor "Adobe"
Acrobat Dc
Search vendor "Adobe" for product "Acrobat Dc"
>= 15.008.20082 <= 22.001.20085
Search vendor "Adobe" for product "Acrobat Dc" and version " >= 15.008.20082 <= 22.001.20085"
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 <= 22.001.20085
Search vendor "Adobe" for product "Acrobat Reader Dc" and version " >= 15.008.20082 <= 22.001.20085"
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 <= 22.001.20085
Search vendor "Adobe" for product "Acrobat Reader Dc" and version " >= 15.008.20082 <= 22.001.20085"
continuous
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"
>= 17.011.30059 <= 17.012.30205
Search vendor "Adobe" for product "Acrobat" and version " >= 17.011.30059 <= 17.012.30205"
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"
>= 17.011.30059 <= 17.012.30205
Search vendor "Adobe" for product "Acrobat" and version " >= 17.011.30059 <= 17.012.30205"
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"
>= 17.011.30059 <= 17.012.30205
Search vendor "Adobe" for product "Acrobat Reader" and version " >= 17.011.30059 <= 17.012.30205"
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"
>= 17.011.30059 <= 17.012.30205
Search vendor "Adobe" for product "Acrobat Reader" and version " >= 17.011.30059 <= 17.012.30205"
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"
>= 20.001.30005 <= 20.005.30314
Search vendor "Adobe" for product "Acrobat" and version " >= 20.001.30005 <= 20.005.30314"
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 <= 20.005.30314
Search vendor "Adobe" for product "Acrobat Reader" and version " >= 20.001.30005 <= 20.005.30314"
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"
>= 20.001.30005 <= 20.005.30311
Search vendor "Adobe" for product "Acrobat" and version " >= 20.001.30005 <= 20.005.30311"
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 <= 20.005.30311
Search vendor "Adobe" for product "Acrobat Reader" and version " >= 20.001.30005 <= 20.005.30311"
classic
Affected
in Apple
Search vendor "Apple"
Macos
Search vendor "Apple" for product "Macos"
--
Safe