// For flags

CVE-2018-19720

Adobe Reader DC Onix32 Untrusted Pointer Dereference Remote Code Execution Vulnerability

Severity Score

8.8
*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

Adobe Acrobat and Reader versions 2019.008.20081 and earlier, 2019.008.20080 and earlier, 2019.008.20081 and earlier, 2017.011.30106 and earlier version, 2017.011.30105 and earlier version, 2015.006.30457 and earlier, and 2015.006.30456 and earlier have an untrusted pointer dereference vulnerability. Successful exploitation could lead to arbitrary code execution.

Adobe Acrobat y Adobe Reader, en las versiones 2019.008.20081 y anteriores, en las 2019.008.20080 y anteriores, en las 2019.008.20081 y anteriores, en las 2017.011.30106 y anteriores, en las 2017.011.30105 y anteriores, en las 2015.006.30457 y anteriores y en las 2015.006.30456 y anteriores, podrían tener una vulnerabilidad de desreferencia de puntero no fiable. La explotación con éxito de esta vulnerabilidad podría permitir la ejecución arbitraria de código.

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Adobe 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 index files within Onix32.dll. The issue results from the lack of proper validation of a user-supplied value prior to dereferencing it as a pointer. An attacker can leverage this vulnerability to execute code in the context of the current process.

*Credits: Sebastian Apelt (@bitshifter123)
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
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
  • 2018-11-29 CVE Reserved
  • 2018-12-12 CVE Published
  • 2024-06-10 EPSS Updated
  • 2024-08-05 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-476: NULL Pointer Dereference
CAPEC
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"
>= 15.006.30060 <= 15.006.30457
Search vendor "Adobe" for product "Acrobat Dc" and version " >= 15.006.30060 <= 15.006.30457"
classic
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 <= 19.008.20081
Search vendor "Adobe" for product "Acrobat Dc" and version " >= 15.008.20082 <= 19.008.20081"
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"
>= 17.011.30056 <= 17.011.30106
Search vendor "Adobe" for product "Acrobat Dc" and version " >= 17.011.30056 <= 17.011.30106"
classic
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"
>= 15.006.30060 <= 15.006.30457
Search vendor "Adobe" for product "Acrobat Reader Dc" and version " >= 15.006.30060 <= 15.006.30457"
classic
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 <= 19.008.20081
Search vendor "Adobe" for product "Acrobat Reader Dc" and version " >= 15.008.20082 <= 19.008.20081"
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"
>= 17.011.30059 <= 17.011.30106
Search vendor "Adobe" for product "Acrobat Reader Dc" and version " >= 17.011.30059 <= 17.011.30106"
classic
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"
>= 15.006.30060 <= 15.006.30456
Search vendor "Adobe" for product "Acrobat Dc" and version " >= 15.006.30060 <= 15.006.30456"
classic
Affected
in Apple
Search vendor "Apple"
Mac Os X
Search vendor "Apple" for product "Mac Os X"
--
Safe
Adobe
Search vendor "Adobe"
Acrobat Dc
Search vendor "Adobe" for product "Acrobat Dc"
>= 15.008.20082 <= 19.008.20080
Search vendor "Adobe" for product "Acrobat Dc" and version " >= 15.008.20082 <= 19.008.20080"
continuous
Affected
in Apple
Search vendor "Apple"
Mac Os X
Search vendor "Apple" for product "Mac Os X"
--
Safe
Adobe
Search vendor "Adobe"
Acrobat Dc
Search vendor "Adobe" for product "Acrobat Dc"
>= 17.011.30056 <= 17.011.30105
Search vendor "Adobe" for product "Acrobat Dc" and version " >= 17.011.30056 <= 17.011.30105"
classic
Affected
in Apple
Search vendor "Apple"
Mac Os X
Search vendor "Apple" for product "Mac Os X"
--
Safe
Adobe
Search vendor "Adobe"
Acrobat Reader Dc
Search vendor "Adobe" for product "Acrobat Reader Dc"
>= 15.006.30060 <= 15.006.30456
Search vendor "Adobe" for product "Acrobat Reader Dc" and version " >= 15.006.30060 <= 15.006.30456"
classic
Affected
in Apple
Search vendor "Apple"
Mac Os X
Search vendor "Apple" for product "Mac Os X"
--
Safe
Adobe
Search vendor "Adobe"
Acrobat Reader Dc
Search vendor "Adobe" for product "Acrobat Reader Dc"
>= 15.008.20082 <= 19.008.20080
Search vendor "Adobe" for product "Acrobat Reader Dc" and version " >= 15.008.20082 <= 19.008.20080"
continuous
Affected
in Apple
Search vendor "Apple"
Mac Os X
Search vendor "Apple" for product "Mac Os X"
--
Safe
Adobe
Search vendor "Adobe"
Acrobat Reader Dc
Search vendor "Adobe" for product "Acrobat Reader Dc"
>= 17.011.30059 <= 17.011.30105
Search vendor "Adobe" for product "Acrobat Reader Dc" and version " >= 17.011.30059 <= 17.011.30105"
classic
Affected
in Apple
Search vendor "Apple"
Mac Os X
Search vendor "Apple" for product "Mac Os X"
--
Safe