Foxit PDF Reader 9.1.0.5096 Javascript Engine PDF Document use after free

CVSS Meta Temp Score
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CTI Interest Score
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7.3$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in Foxit PDF Reader 9.1.0.5096. This issue affects some unknown processing of the component Javascript Engine. This manipulation as part of PDF Document causes use after free. This vulnerability is handled as CVE-2018-3944. The attack can be initiated remotely. There is not any exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Foxit PDF Reader 9.1.0.5096 (Document Reader Software). It has been declared as critical. Affected by this vulnerability is some unknown processing of the component Javascript Engine. The manipulation as part of a PDF Document leads to a use after free vulnerability. The CWE definition for the vulnerability is CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

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, resulting in arbitrary code execution. An attacker needs to trick the user to open the malicious file to trigger this vulnerability. If the browser plugin extension is enabled, visiting a malicious site can also trigger the vulnerability.

The bug was discovered 10/01/2018. The weakness was released 10/02/2018 (Website). It is possible to read the advisory at talosintelligence.com. This vulnerability is known as CVE-2018-3944 since 01/01/2018. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 118093 (Foxit Reader < 9.3 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 371229 (Foxit Reader and PhantomPDF Multiple Vulnerabilities).

Upgrading eliminates this vulnerability. A possible mitigation has been published before and not just after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (118093). Entries connected to this vulnerability are available at VDB-124607, VDB-124710, VDB-124712 and VDB-124713. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.4
VulDB Meta Temp Score: 7.3

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CNA Base Score: 8.0
CNA Vector (Talos): 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

Class: Use after free
CWE: CWE-416 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 118093
Nessus Name: Foxit Reader < 9.3 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/01/2018 🔍
09/28/2018 +269 days 🔍
10/01/2018 +3 days 🔍
10/02/2018 +0 days 🔍
10/02/2018 +0 days 🔍
10/03/2018 +1 days 🔍
10/12/2018 +9 days 🔍
07/30/2024 +2118 days 🔍

Sourcesinfo

Vendor: foxitsoftware.com

Advisory: talosintelligence.com
Status: Not defined

CVE: CVE-2018-3944 (🔍)
GCVE (CVE): GCVE-0-2018-3944
GCVE (VulDB): GCVE-100-124711
SecurityTracker: 1041769

See also: 🔍

Entryinfo

Created: 10/03/2018 08:00
Updated: 07/30/2024 12:40
Changes: 10/03/2018 08:00 (68), 03/29/2020 09:37 (3), 05/22/2023 06:37 (4), 05/22/2023 06:48 (12), 07/30/2024 12:40 (16)
Complete: 🔍
Cache ID: 216::103

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