Foxit PhantomPDF setInterval use after free

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.4$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in Foxit PhantomPDF. This impacts the function setInterval. This manipulation causes use after free. This vulnerability is handled as CVE-2019-6734. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability classified as problematic was found in Foxit PhantomPDF (the affected version is unknown). Affected by this vulnerability is the function setInterval. The manipulation with an unknown input 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. The summary by CVE is:

This vulnerability allows remote attackers to disclose sensitive information on vulnerable installations of Foxit PhantomPDF. 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 handling of the setInterval method. By performing actions in JavaScript, an attacker can cause a pointer to be reused after it has been freed. An attacker can leverage this in conjunction with other vulnerabilities to execute code in the context of the current process. Was ZDI-CAN-7452.

The bug was discovered 01/25/2019. The weakness was released 03/21/2019. This vulnerability is known as CVE-2019-6734 since 01/24/2019. 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. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability was handled as a non-public zero-day exploit for at least 55 days. During that time the estimated underground price was around $0-$5k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Entries connected to this vulnerability are available at VDB-132030, VDB-132029 and VDB-132028. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

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License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.4

VulDB Base Score: 4.3
VulDB Temp Score: 4.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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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: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/24/2019 🔍
01/25/2019 +1 days 🔍
03/21/2019 +55 days 🔍
03/22/2019 +1 days 🔍
08/04/2023 +1596 days 🔍

Sourcesinfo

Vendor: foxitsoftware.com

Advisory: zerodayinitiative.com
Status: Not defined

CVE: CVE-2019-6734 (🔍)
GCVE (CVE): GCVE-0-2019-6734
GCVE (VulDB): GCVE-100-132031
See also: 🔍

Entryinfo

Created: 03/22/2019 08:48
Updated: 08/04/2023 08:44
Changes: 03/22/2019 08:48 (53), 05/18/2020 17:00 (1), 08/04/2023 08:42 (3), 08/04/2023 08:44 (1)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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