CVE-2018-3940

Severity Score

8.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

An exploitable use-after-free vulnerability exists in the JavaScript engine of Foxit Software's PDF Reader, version 9.1.0.5096. A specially crafted PDF document can trigger a previously freed object in memory to be reused. An attacker needs to trick the user to open the malicious file to trigger.

Existe una vulnerabilidad explotable de uso de memoria previamente liberada en el motor JavaScript de Foxit PDF Reader, de Foxit Software, en su versión 9.1.0.5096. Un documento PDF especialmente manipulado puede hacer que se reutilice un objeto previamente liberado en la memoria. Un atacante necesita engañar a un usuario para que abra el archivo malicioso para desencadenar esta vulnerabilidad.

*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

Network

Attack Complexity

Low

Privileges Required

Low

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

2018-01-02 CVE Reserved
2018-10-08 CVE Published
2024-07-16 EPSS Updated
2024-09-16 CVE Updated
2024-09-16 First Exploit
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-416: Use After Free

CAPEC

References (3)

URL	Tag	Source
http://www.securitytracker.com/id/1041769	Third Party Advisory

URL	Date	SRC
https://talosintelligence.com/vulnerability_reports/TALOS-2018-0607	2024-09-16

URL	Date	SRC

URL	Date	SRC
https://www.foxitsoftware.com/support/security-bulletins.php	2023-02-02

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Foxitsoftware Search vendor "Foxitsoftware"	Phantompdf Search vendor "Foxitsoftware" for product "Phantompdf"	<= 9.2.0.9297 Search vendor "Foxitsoftware" for product "Phantompdf" and version " <= 9.2.0.9297"	-	Affected	in	Microsoft Search vendor "Microsoft"	Windows Search vendor "Microsoft" for product "Windows"	-	-	Safe
Foxitsoftware Search vendor "Foxitsoftware"	Reader Search vendor "Foxitsoftware" for product "Reader"	<= 9.2.0.9297 Search vendor "Foxitsoftware" for product "Reader" and version " <= 9.2.0.9297"	-	Affected	in	Microsoft Search vendor "Microsoft"	Windows Search vendor "Microsoft" for product "Windows"	-	-	Safe