Foxit Reader/PhantomPDF up to 9.2 Javascript Engine PDF Document use after free

CVSS Meta Temp Score
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CTI Interest Score
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6.9$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Foxit Reader and PhantomPDF up to 9.2. Affected by this issue is some unknown functionality of the component Javascript Engine. Performing a manipulation as part of PDF Document results in use after free. This vulnerability is cataloged as CVE-2018-16296. It is possible to initiate the attack remotely. There is no exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in Foxit Reader and PhantomPDF up to 9.2 (Document Reader Software). This affects an unknown functionality of the component Javascript Engine. The manipulation as part of a PDF Document leads to a use after free vulnerability. CWE is classifying the issue as CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

An exploitable use-after-free vulnerability exists in the JavaScript engine of Foxit Reader before 9.3 and PhantomPDF before 9.3, a different vulnerability than CVE-2018-16291, CVE-2018-16292, CVE-2018-16293, CVE-2018-16294, CVE-2018-16295, and CVE-2018-16297. 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 09/28/2018. The weakness was shared 10/08/2018 (Website). The advisory is shared at securitytracker.com. This vulnerability is uniquely identified as CVE-2018-16296 since 08/31/2018. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 119308 (Foxit PhantomPDF < 8.3.7 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 to version 9.3 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 vulnerability database at Tenable (119308). The entries VDB-82783, VDB-82784, VDB-82785 and VDB-82786 are related to this item. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.0
VulDB Meta Temp Score: 6.9

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

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

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

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: 119308
Nessus Name: Foxit PhantomPDF < 8.3.7 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: 🔍

Upgrade: Reader/PhantomPDF 9.3

Timelineinfo

08/16/2018 🔍
08/31/2018 +14 days 🔍
09/28/2018 +28 days 🔍
10/08/2018 +9 days 🔍
10/08/2018 +0 days 🔍
10/09/2018 +1 days 🔍
11/30/2018 +52 days 🔍
07/31/2024 +2070 days 🔍

Sourcesinfo

Vendor: foxitsoftware.com

Advisory: securitytracker.com⛔
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-16296 (🔍)
GCVE (CVE): GCVE-0-2018-16296
GCVE (VulDB): GCVE-100-125049
SecurityTracker: 1041769

See also: 🔍

Entryinfo

Created: 10/09/2018 08:29
Updated: 07/31/2024 07:11
Changes: 10/09/2018 08:29 (71), 03/31/2020 18:02 (2), 05/23/2023 09:31 (4), 07/31/2024 07:11 (16)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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