Foxit Reader 9.5.0.20723 AcroForm exportValues 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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7.3$0-$5k0.00

Summaryinfo

A vulnerability was found in Foxit Reader 9.5.0.20723 and classified as critical. Impacted is the function exportValues of the component AcroForm Handler. Executing a manipulation can lead to use after free. This vulnerability is tracked as CVE-2019-6775. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability was found in Foxit Reader 9.5.0.20723 (Document Reader Software). It has been declared as critical. This vulnerability affects the function exportValues of the component AcroForm Handler. 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, integrity, and availability. CVE summarizes:

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit Reader 9.5.0.20723. 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 exportValues method within a AcroForm. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-8491.

The weakness was disclosed 10/04/2019. This vulnerability was named CVE-2019-6775 since 01/24/2019. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available.

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

The entry VDB-142971 is pretty similar. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

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

NVD Base Score: 7.8
NVD Vector: 🔍

CNA Base Score: 7.8
CNA Vector (Zero Day Initiative): 🔍

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: Partially
Local: Yes
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 🔍
10/04/2019 +253 days 🔍
10/05/2019 +1 days 🔍
01/03/2024 +1551 days 🔍

Sourcesinfo

Vendor: foxitsoftware.com

Advisory: zerodayinitiative.com
Status: Not defined

CVE: CVE-2019-6775 (🔍)
GCVE (CVE): GCVE-0-2019-6775
GCVE (VulDB): GCVE-100-142972
See also: 🔍

Entryinfo

Created: 10/05/2019 18:08
Updated: 01/03/2024 16:03
Changes: 10/05/2019 18:08 (37), 09/23/2020 12:58 (18), 01/03/2024 15:58 (3), 01/03/2024 16:03 (13)
Complete: 🔍
Cache ID: 216::103

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