Foxit Reader 9.0.1.1049 Javascript Engine PDF Document use after free

CVSS Meta Temp Score
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CTI Interest Score
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7.9$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Foxit Reader 9.0.1.1049. This issue affects some unknown processing of the component Javascript Engine. Such manipulation as part of PDF Document leads to use after free. This vulnerability is listed as CVE-2018-3850. The attack may be performed from remote. There is no available exploit. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Foxit Reader 9.0.1.1049 (Document Reader Software) and classified as critical. Affected by this issue is an unknown functionality of the component Javascript Engine. The manipulation as part of a PDF Document leads to a use after free vulnerability. Using CWE to declare the problem leads to CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. Impacted is confidentiality, integrity, and availability. CVE summarizes:

An exploitable use-after-free vulnerability exists in the JavaScript engine Foxit Software Foxit PDF Reader version 9.0.1.1049. 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 a browser plugin extension is enabled, visiting a malicious site can also trigger the vulnerability.

The bug was discovered 04/19/2018. The weakness was presented 04/23/2018 by Aleksandar Nikolic with Cisco Talos (Website). The advisory is available at securityfocus.com. This vulnerability is handled as CVE-2018-3850 since 01/02/2018. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available.

The vulnerability scanner Nessus provides a plugin with the ID 109398 (Foxit PhantomPDF < 9.1 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 370903 (Foxit Reader Multiple Vulnerabilities).

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

The vulnerability is also documented in the databases at Tenable (109398) and SecurityFocus (BID 103942†). See VDB-116930, VDB-116931, VDB-116975 and VDB-116976 for similar entries. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.0
VulDB Meta Temp Score: 7.9

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

NVD Base Score: 8.8
NVD Vector: 🔍

CNA Base Score: 8.8
CNA Vector (Talos): 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

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Exploitinginfo

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

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 109398
Nessus Name: Foxit PhantomPDF < 9.1 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 55747
OpenVAS Name: Foxit Reader Multiple Vulnerabilities-Apr18 (Windows)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/02/2018 🔍
04/19/2018 +107 days 🔍
04/19/2018 +0 days 🔍
04/19/2018 +0 days 🔍
04/23/2018 +3 days 🔍
04/23/2018 +0 days 🔍
04/24/2018 +1 days 🔍
04/27/2018 +3 days 🔍
03/03/2023 +1771 days 🔍

Sourcesinfo

Vendor: foxitsoftware.com

Advisory: securityfocus.com⛔
Researcher: Aleksandar Nikolic
Organization: Cisco Talos
Status: Not defined

CVE: CVE-2018-3850 (🔍)
GCVE (CVE): GCVE-0-2018-3850
GCVE (VulDB): GCVE-100-116978
SecurityFocus: 103942 - Foxit Reader Multiple Remote Code Execution Vulnerabilities
SecurityTracker: 1040733

See also: 🔍

Entryinfo

Created: 04/24/2018 09:02
Updated: 03/03/2023 18:54
Changes: 04/24/2018 09:02 (73), 01/30/2020 16:47 (7), 03/03/2023 18:47 (4), 03/03/2023 18:54 (12)
Complete: 🔍
Cache ID: 216::103

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